China National Standards

China 2: GB Standards List

  •  China "2:" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 43590.102-2023 Laser display devices Part 1-2: Terminology and text symbols {译}
    激光显示器件 第1-2部分：术语及文字符号    		 China National Standards
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    GB/T 43584.2-2023 Biotechnology Massively parallel sequencing Part 2: Quality assessment of sequencing data {译}
    生物技术 大规模并行测序 第2部分：测序数据的质量评估    		 China National Standards
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    GB/T 43556.2-2023 Fiber Optic Cable Line Maintenance Technology Part 2: Underground Splice Box Water Leakage Monitoring Using Optical Monitoring System {译}
    光纤光缆线路维护技术 第2部分：使用光学监测系统的地埋接头盒浸水监测    		 China National Standards
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    GB/T 43550.2-2023 Mechanical pencils and lead for general use - Classification, dimensions, quality and test methods - Part 2: Black lead {译}
    一般用途活动铅笔和铅芯 分类、尺寸、质量和试验方法 第2部分：黑铅芯    		 China National Standards
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    GB/T 43536.2-2023 Three-dimensional integrated circuits Part 2: Calibration requirements for fine-pitch stacked chips {译}
    三维集成电路 第2部分：微间距叠层芯片的校准要求    		 China National Standards
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    GB/T 43493.2-2023 Semiconductor devices - Non-destructive testing and identification criteria for defects in silicon carbide homoepitaxial wafers for power devices - Part 2: Optical detection methods for defects {译}
    半导体器件 功率器件用碳化硅同质外延片缺陷的无损检测识别判据 第2部分：缺陷的光学检测方法    		 China National Standards
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    GB/T 43407.2-2023 Road vehicles - Ergonomic requirements for driving areas of low-floor passenger buses running on dedicated lines - Part 2: Visibility {译}
    道路车辆 低地板专线行驶客车驾驶区人体工程学要求 第2部分:视野    		 China National Standards
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    GB/T 39075.202-2023 Organic light-emitting diode (OLED) light sources for general lighting Safety Part 2-2: Special requirements Integrated OLED modules {译}
    普通照明用有机发光二极管（OLED）光源 安全 第2-2部分：特殊要求 集成式OLED模块    		 China National Standards
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    GB/T 35065.2-2023 Wet natural gas flow measurement Part 2: Flowmeter test and evaluation methods {译}
    湿天然气流量测量 第2部分：流量计测试和评价方法    		 China National Standards
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    GB/T 34877.2-2023 Industrial fans - Determination of fan sound power levels under standard laboratory conditions - Part 2: Reverberation chamber method {译}
    工业风机 标准实验室条件下风机声功率级的测定 第2部分：混响室法    		 China National Standards
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    GB/T 32234.2-2023 Personal buoyancy devices Part 2: Life jacket performance level 275 safety requirements {译}
    个人浮力设备 第2部分：救生衣性能等级275 安全要求    		 China National Standards
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    GB/T 28511.2-2023 Planar optical waveguide integrated optical circuit devices Part 2: Dense wavelength division multiplexing (DWDM) filters based on arrayed waveguide grating (AWG) technology {译}
    平面光波导集成光路器件 第2部分：基于阵列波导光栅（AWG）技术的密集波分复用（DWDM）滤波器    		 China National Standards
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    GB/T 27917.2-2023 Courier Services Part 2: Organizational Requirements {译}
    快递服务 第2部分：组织要求    		 China National Standards
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    GB/T 23031.2-2023 Industrial Internet Platform Application Implementation Guide Part 2: Digital Management {译}
    工业互联网平台 应用实施指南 第2部分：数字化管理    		 China National Standards
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    GB/T 22437.2-2023 Cranes - Design principles for loads and load combinations - Part 2: Mobile cranes {译}
    起重机 载荷与载荷组合的设计原则 第2部分：流动式起重机    		 China National Standards
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    GB/T 20818.22-2023 Industrial process measurement and control - Data structures and elements in process equipment catalogs - Part 22: List of properties (LOPs) for electronic data exchange of valve body assemblies {译}
    工业过程测量和控制 过程设备目录中的数据结构和元素 第22部分：阀体总成电子数据交换用属性列表(LOPs)    		 China National Standards
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    GB/T 19510.212-2023 Light source control devices Part 2-12: Special requirements for DC or AC electronic ballasts for discharge lamps (other than fluorescent lamps) {译}
    光源控制装置 第2-12部分：放电灯（荧光灯除外）用直流或交流电子镇流器的特殊要求    		 China National Standards
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    GB/T 19510.202-2023 Light source control devices Part 2-2: Special requirements for DC/AC electronic step-down converters for tungsten lamps {译}
    光源控制装置 第2-2部分：钨丝灯用直流/交流电子降压转换器的特殊要求    		 China National Standards
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    GB/T 16462.2-2023 Inspection conditions for CNC lathes and turning centers Part 2: Inspection of geometric accuracy of vertical machine tools {译}
    数控车床和车削中心检验条件 第2部分：立式机床几何精度检验    		 China National Standards
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    GB/T 14196.2-2023 Incandescent lamps - Safety regulations - Part 2: Tungsten halogen lamps for general lighting in households and similar places {译}
    白炽灯 安全规范 第2部分：家庭和类似场合普通照明用卤钨灯    		 China National Standards
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    GB/T 11856.2-2023 Quality requirements for spirits Part 2: Brandy {译}
    烈性酒质量要求 第2部分：白兰地    		 China National Standards
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    GB/Z 41275.22-2023 Avionics Process Management Aerospace and Defense Electronic Systems Containing Lead-Free Solders Part 22: Technical Guide {译}
    航空电子过程管理 含无铅焊料航空航天及国防电子系统 第22部分：技术指南    		 China National Standards
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    GB/T 7256.2-2023 Civil airport navigation aids Part 2: Sequential flashing lights and runway threshold identification lights {译}
    民用机场助航灯具 第2部分：顺序闪光灯和跑道入口识别灯    		 China National Standards
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    GB/T 7000.222-2023 Luminaires Part 2-22: Special requirements Emergency lighting fixtures {译}
    灯具 第2-22部分：特殊要求 应急照明灯具    		 China National Standards
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    GB/T 7000.212-2023 Lighting Fixtures Part 2-12: Special Requirements Night Lights for Electrical Socket Mounting {译}
    灯具 第2-12部分：特殊要求 电源插座安装的夜灯    		 China National Standards
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    GB/T 7000.202-2023 Luminaires Part 2-2: Special Requirements Recessed Luminaires {译}
    灯具 第2-2部分：特殊要求 嵌入式灯具    		 China National Standards
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    GB/T 5465.2-2023 Graphical symbols for electrical equipment Part 2: Graphical symbols {译}
    电气设备用图形符号 第2部分：图形符号    		 China National Standards
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    GB/T 3939.2-2023 Naming and marking of main fishing gear materials Part 2: Netting {译}
    主要渔具材料命名与标记 第2部分：网片    		 China National Standards
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    GB/T 3836.22-2023 Explosive atmospheres Part 22: Protective measures for optical radiation equipment and transmission systems {译}
    爆炸性环境　第22部分：光辐射设备和传输系统的保护措施    		 China National Standards
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    GB/T 1149.12-2023 Internal combustion engines - Piston rings - Part 12: Wedge steel rings {译}
    内燃机 活塞环 第12部分：楔形钢环    		 China National Standards
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    GB/T 451.2-2023 Paper and paperboard Part 2: Quantitative determination {译}
    纸和纸板 第2部分：定量的测定    		 China National Standards
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    GB/T 11356.2-2023 Belt drives - Inspection of normal and narrow V-pulley grooves - Part 2: Effective width system {译}
    带传动 普通和窄V带轮槽形检验 第2部分：有效宽度制    		 China National Standards
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    GB/T 43419.2-2023 Heavy metal treatment in rice fields Part 2: Passivation conditioning {译}
    稻田重金属治理 第2部分：钝化调理    		 China National Standards
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    GB/T 43282.2-2023 Plastics. Determination of aerobic biodegradation of plastic materials exposed to seawater. Part 2: Method for determination of oxygen demand in a closed respirometer. {译}
    塑料 暴露于海水中塑料材料需氧生物分解的测定 第2部分：采用测定密闭呼吸计内需氧量的方法    		 China National Standards
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    GB/T 43340.2-2023 Financial News and Information Part 2: Transmission Processing Interface Requirements {译}
    财经新闻信息 第2部分：传输处理接口要求    		 China National Standards
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    GB/T 43022.2-2023 Rail transit - DC surge arresters and voltage limiting devices - Part 2: Voltage limiting devices {译}
    轨道交通 直流避雷器和电压限制装置 第2部分：电压限制装置    		 China National Standards
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    GB/T 16886.12-2023 Biological Evaluation of Medical Devices Part 12: Sample Preparation and Reference Materials {译}
    医疗器械生物学评价 第12部分：样品制备与参照材料    		 China National Standards
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    GB/T 42513.2-2023 Methods for chemical analysis of nickel alloys Part 2: Determination of phosphorus content Molybdenum blue spectrophotometry {译}
    镍合金化学分析方法 第2部分：磷含量的测定 钼蓝分光光度法    		 China National Standards
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    GB/T 4324.2-2023 Methods for chemical analysis of tungsten Part 2: Determination of bismuth and arsenic content {译}
    钨化学分析方法 第2部分：铋和砷含量的测定    		 China National Standards
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    GB/T 18329.2-2023 Sliding bearings Multi-layer metal sliding bearings Part 2: Destructive testing of bonding strength for alloys with thickness ≥ 2 mm {译}
    滑动轴承 多层金属滑动轴承 第2部分：合金厚度≥2mm的结合强度破坏性试验    		 China National Standards
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    GB/T 25851.2-2023 Mobile cranes - Test determination of crane performance - Part 2: Structural capacity under static loads {译}
    流动式起重机 起重机性能的试验测定 第2部分：静载荷作用下的结构能力    		 China National Standards
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    GB/T 3286.12-2023 Methods for chemical analysis of limestone and dolomite Part 12: Determination of potassium oxide and sodium oxide content Flame atomic absorption spectrometry {译}
    石灰石及白云石化学分析方法 第12部分：氧化钾和氧化钠含量的测定 火焰原子吸收光谱法    		 China National Standards
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    GB/T 41312.2-2023 Permeability testing methods for chemical industry equipment Part 2: Fiber reinforced thermosetting plastic equipment {译}
    化工用设备渗透性检测方法 第2部分：纤维增强热固性塑料设备    		 China National Standards
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    GB/T 13465.12-2023 Test methods for impermeable graphite materials Part 12: Thermal conductivity {译}
    不透性石墨材料试验方法 第12部分：导热系数    		 China National Standards
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    GB/Z 41082.2-2023 Wheelchairs Part 2: Typical values and recommended limit values of dimensions, mass and operating space measured according to GB/Z 18029.5 {译}
    轮椅车 第2部分：按GB/Z 18029.5测得的尺寸、质量和操作空间的典型值和推荐限制值    		 China National Standards
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    GB/T 16457.2-2023 Diamond circular saw blade substrates Part 2: For sintered saw blades {译}
    金刚石圆锯片基体 第2部分：用于烧结锯片    		 China National Standards
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    GB/T 43279.2-2023 Molecular in vitro diagnostic tests. Specification of pre-test procedures on venous whole blood. Part 2: Isolation of genomic DNA. {译}
    分子体外诊断检验 静脉全血检验前过程的规范 第2部分：分离基因组DNA    		 China National Standards
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    GB/T 43432.2-2023 Metallic materials - Barcol hardness test - Part 2: Inspection and calibration of hardness testers {译}
    金属材料 巴氏硬度试验 第2部分：硬度计的检验与校准    		 China National Standards
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    GB/T 43258.2-2023 Road vehicles Diagnostic communications over Internet Protocol (DoIP) Part 2: Transport protocols and network layer services {译}
    道路车辆 基于因特网协议的诊断通信（DoIP） 第2部分：传输协议与网络层服务    		 China National Standards
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    GB/T 43253.2-2023 Road vehicles - Functional safety audit and assessment methods Part 2: Concept phase and system level {译}
    道路车辆 功能安全审核及评估方法 第2部分：概念阶段和系统层面    		 China National Standards
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    GB/T 43277.2-2023 Stop clamps and flow regulators for medical infusion (blood transfusion) equipment Part 2: Liquid contact scale flow regulators {译}
    医用输液（输血）器具用止流夹和流量调节器 第2部分：液体接触式刻度流量调节器    		 China National Standards
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    GB/T 40853.2-2023 High frequency inductive components Electrical characteristics and measurement methods Part 2: Rated current of inductors for DC-DC converters {译}
    高频感性元件 电特性及其测量方法　第2部分：DC-DC变换器用电感器额定电流    		 China National Standards
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    GB/T 28869.2-2023 Magnetic cores made of soft magnetic materials - Methods of measurement - Part 2: Magnetic properties at low excitation levels {译}
    软磁材料制成的磁心 测量方法 第2部分：低励磁水平下的磁特性    		 China National Standards
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    GB/T 43259.302-2023 Energy Management System Application Programming Interface (EMS-API) Part 302: Dynamic Part of the Common Information Model (CIM) {译}
    能量管理系统应用程序接口（EMS-API）第302部分：公共信息模型（CIM）的动态部分    		 China National Standards
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    GB/T 5008.2-2023 Lead-acid batteries for starting use Part 2: Product variety specifications and terminal dimensions and markings {译}
    起动用铅酸蓄电池 第2部分：产品品种规格和端子尺寸、标记    		 China National Standards
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    GB/T 43098.2-2023 Analysis methods for water treatment agents Part 2: Determination of arsenic, mercury, cadmium, chromium, lead, nickel and copper content Inductively coupled plasma mass spectrometry (ICP-MS) {译}
    水处理剂分析方法 第2部分：砷、汞、镉、铬、铅、镍、铜含量的测定 电感耦合等离子体质谱法(ICP-MS)    		 China National Standards
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    GB/T 17530.2-2023 Test methods for industrial acrylic acid and esters Part 2: Determination of organic impurities and purity of industrial acrylic acid esters Gas chromatography {译}
    工业丙烯酸及酯的试验方法 第2部分：工业用丙烯酸酯有机杂质及纯度的测定 气相色谱法    		 China National Standards
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    GB/T 17529.2-2023 Acrylic acids and esters for industrial use Part 2: Methyl acrylate for industrial use {译}
    工业用丙烯酸及酯 第2部分：工业用丙烯酸甲酯    		 China National Standards
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    GB/T 43326.2-2023 Snow blowers - Safety requirements and test methods - Part 2: Step-by-step snow blowers {译}
    抛雪机 安全要求和试验方法 第2部分：步进式抛雪机    		 China National Standards
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    GB/T 4960.2-2023 Terminology of Nuclear Science and Technology Part 2: Fission Reactor {译}
    核科学技术术语 第2部分：裂变反应堆    		 China National Standards
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    GB/T 25774.2-2023 Inspection of welding materials Part 2: Preparation of mechanical properties specimens for single-sided single-pass welding and double-sided single-pass welded joints of steel {译}
    焊接材料的检验 第2部分：钢的单面单道焊和双面单道焊焊接接头力学性能试样的制备    		 China National Standards
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    GB/T 15558.2-2023 Buried polyethylene (PE) piping systems for gas use Part 2: Pipes {译}
    燃气用埋地聚乙烯（PE）管道系统 第2部分：管材    		 China National Standards
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    GB/T 19494.2-2023 Mechanized sampling of coal Part 2: Preparation of coal samples {译}
    煤炭机械化采样 第2部分：煤样的制备    		 China National Standards
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    GB/T 40681.2-2023 Statistical methods for monitoring production process capability and performance Part 2: Process capability and performance for time-dependent process models {译}
    生产过程能力和性能监测统计方法 第2部分：时间相依过程模型的过程能力与性能    		 China National Standards
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    GB/T 43316.2-2023 Plastics - Determination of environmental stress cracking (ESC) resistance - Part 2: Constant tensile load method {译}
    塑料 耐环境应力开裂(ESC)的测定 第2部分:恒定拉伸负荷法    		 China National Standards
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    GB/T 42918.2-2023 Plastics - Thermoplastic polyurethanes for molding and extrusion - Part 2: Specimen preparation and property determination {译}
    塑料 模塑和挤出用热塑性聚氨酯 第2部分：试样制备和性能测定    		 China National Standards
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    GB/T 21461.2-2023 Plastics Ultra-high molecular weight polyethylene (PE-UHMW) molding and extrusion materials Part 2: Specimen preparation and property determination {译}
    塑料 超高分子量聚乙烯（PE-UHMW）模塑和挤出材料 第2部分：试样制备和性能测定    		 China National Standards
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    GB/T 23986.2-2023 Paints and varnishes - Determination of volatile organic compounds (VOC) and/or semi-volatile organic compounds (SVOC) content - Part 2: Gas chromatography {译}
    色漆和清漆 挥发性有机化合物(VOC)和/或半挥发性有机化合物(SVOC)含量的测定 第2部分：气相色谱法    		 China National Standards
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    GB 22757.2-2023 Light vehicle energy consumption labeling Part 2: Externally rechargeable hybrid electric vehicles and pure electric vehicles {译}
    轻型汽车能源消耗量标识 第2部分：可外接充电式混合动力电动汽车和纯电动汽车    		 China National Standards
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    GB/Z 43202.2-2023 Application of Robot GB/T 36530 Part 2: Application Guide {译}
    机器人 GB/T 36530的应用 第2部分：应用指南    		 China National Standards
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    GB/Z 43065.2-2023 Robots Safety Design of Industrial Robot Systems Part 2: Manual Loading/Unloading Workstations {译}
    机器人 工业机器人系统的安全设计 第2部分：手动装载/卸载工作站    		 China National Standards
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    GB/Z 18975.12-2023 Industrial Automation Systems and Integration Lifecycle Data Integration for Process Plants (Including Oil and Gas Production Facilities) Part 12: Lifecycle Integration Ontologies Represented in the Web Ontology Language (OWL) {译}
    工业自动化系统与集成 流程工厂（包括石油和天然气生产设施）生命周期数据集成 第12部分：网络本体语言（OWL）表示的生命周期集成本体    		 China National Standards
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    GB/T 9128.2-2023 Metal ring gaskets for steel pipe flanges Part 2: Class series {译}
    钢制管法兰用金属环垫 第2部分：Class系列    		 China National Standards
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    GB/T 9126.2-2023 Non-metallic flat gaskets for pipe flanges Part 2: Class series {译}
    管法兰用非金属平垫片 第2部分：Class系列    		 China National Standards
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    GB/T 6324.12-2023 Test methods for organic chemical products Part 12: Determination of trace amounts of mercury in organic liquid chemical products Atomic fluorescence method {译}
    有机化工产品试验方法 第12部分：有机液体化工产品微量汞的测定 原子荧光法    		 China National Standards
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    GB/T 5338.2-2023 Series 1 Containers Technical Requirements and Test Methods Part 2: Insulated Containers {译}
    系列1集装箱 技术要求和试验方法 第2部分：保温集装箱    		 China National Standards
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    GB/T 43201.2-2023 Industrial Automation Systems and Integration Standardized Procedures for Production Systems Engineering Part 2: Reference Process for Seamlessly Connecting Production Plans {译}
    工业自动化系统与集成 生产系统工程的标准化程序 第2部分：无缝衔接生产计划的参考过程    		 China National Standards
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    GB/T 43186.2-2023 Qualified Surface Acoustic Wave (SAW) and Bulk Acoustic Wave (BAW) Duplexers Part 2: Instructions for Use {译}
    有质量评定的声表面波（SAW）和体声波（BAW）双工器 第2部分：使用指南    		 China National Standards
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    GB/T 43084.2-2023 Plastics - Fluoropolymer dispersions, molding and extrusion materials - Part 2: Specimen preparation and property determination {译}
    塑料 含氟聚合物分散体、模塑和挤出材料 第2部分:试样制备和性能测定    		 China National Standards
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    GB/T 43079.2-2023 Regulations for the selection of steel pipe flanges, gaskets and fasteners Part 2: Class series {译}
    钢制管法兰、垫片及紧固件选用规定 第2部分：Class系列    		 China National Standards
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    GB/T 43024.2-2023 Measurement techniques for piezoelectric, dielectric and electrostatic oscillators Part 2: Phase jitter measurement methods {译}
    压电、介电和静电振荡器的测量技术 第2部分:相位抖动测量方法    		 China National Standards
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    GB/T 42996.2-2023 Guidelines for the Control of Key Chemical Substances in Furniture Products Part 2: Upholstered Furniture {译}
    家具产品中重点化学物质管控指南 第2部分：软体家具    		 China National Standards
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    GB/T 42983.2-2023 Industrial robot operation and maintenance Part 2: Fault diagnosis {译}
    工业机器人 运行维护 第2部分：故障诊断    		 China National Standards
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    GB/T 42710.2-2023 DC plugs and sockets for household and similar purposes Part 2: Types and dimensions {译}
    家用和类似用途直流插头插座 第2部分：型式尺寸    		 China National Standards
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    GB/T 42381.62-2023 Data Quality Part 62: Data Quality Management: Organizational Process Maturity Assessment: Application of Process Assessment Relevant Criteria {译}
    数据质量 第62部分：数据质量管理：组织过程成熟度评估：过程评估相关标准的应用    		 China National Standards
    2:
    English PDF
    GB/T 39003.2-2023 Engineering data exchange format for industrial automation system engineering Automation markup language Part 2: Semantics library {译}
    工业自动化系统工程用工程数据交换格式 自动化标记语言 第2部分：语义学库    		 China National Standards
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    English PDF
    GB/T 3883.402-2023 Safety of hand-held and portable power tools and garden tools Part 402: Particular requirements for pruning shears {译}
    手持式、可移式电动工具和园林工具的安全 第402部分：修枝剪的专用要求    		 China National Standards
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    English PDF
    GB/T 38698.2-2023 Management Specifications for Recycling and Utilization of Vehicle Power Batteries Part 2: Recycling Service Outlets {译}
    车用动力电池回收利用 管理规范 第2部分：回收服务网点    		 China National Standards
    2:
    English PDF
    GB/T 37772.2-2023 Pension insurance benefit review service specifications Part 2: Basic pension insurance for urban and rural residents {译}
    养老保险待遇审核服务规范 第2部分：城乡居民基本养老保险    		 China National Standards
    2:
    English PDF
    GB/T 28712.2-2023 Heat exchanger types and basic parameters Part 2: Fixed tube plate heat exchanger {译}
    热交换器型式与基本参数 第2部分：固定管板式热交换器    		 China National Standards
    2:
    English PDF
    GB/T 28059.2-2023 Highway Network Image Information Management System Platform Interconnection Technical Specifications Part 2: Video Format and Coding {译}
    公路网图像信息管理系统 平台互联技术规范 第2部分：视频格式与编码    		 China National Standards
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    English PDF
    GB/T 26865.2-2023 Power system real-time dynamic monitoring system Part 2: Data transmission protocol {译}
    电力系统实时动态监测系统 第2部分：数据传输协议    		 China National Standards
    2:
    English PDF
    GB/T 25334.2-2023 Railway locomotive bodies Part 2: Electric locomotives {译}
    铁路机车车体 第2部分:电力机车    		 China National Standards
    2:
    English PDF
    GB/T 2423.64-2023 Environmental testing Part 2: Test method Test Fj: Vibration Long-term history reproduction {译}
    环境试验 第2部分：试验方法 试验Fj：振动 长时间历程再现    		 China National Standards
    2:
    English PDF
    GB/T 2423.56-2023 Environmental testing Part 2: Test methods Test Fh: Broadband random vibration and guidelines {译}
    环境试验 第2部分：试验方法 试验Fh：宽带随机振动和导则    		 China National Standards
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    English PDF
    GB/T 2423.55-2023 Environmental testing Part 2: Test methods Test Eh: Hammer test {译}
    环境试验 第2部分：试验方法 试验Eh：锤击试验    		 China National Standards
    2:
    English PDF
    GB/T 23708.2-2023 Geographic information Geographic Markup Language (GML) Part 2: Extended schemas and encoding rules {译}
    地理信息 地理标记语言（GML）第2部分：扩展模式及编码规则    		 China National Standards
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    English PDF
    GB/T 23270.2-2023 Information and Documentation Open Systems Interconnection Interlibrary Loan Application Protocol Specification Part 2: Protocol Implementation Conformance Statement (PICS) Provisions {译}
    信息与文献 开放系统互连 馆际互借应用协议规范 第2部分：协议实施一致性声明（PICS）条文    		 China National Standards
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    English PDF
    GB/T 22789.2-2023 Plastic products Rigid polyvinyl chloride sheets (sheets) Part 2: Classification, size and properties of sheets with thickness less than 1mm {译}
    塑料制品 硬质聚氯乙烯板（片）材 第2部分：厚度1mm以下片材的分类、尺寸和性能    		 China National Standards
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    English PDF
    GB/T 22318.2-2023 Surface Acoustic Wave Resonators Part 2: Instructions for Use {译}
    声表面波谐振器 第2部分：使用指南    		 China National Standards
    2:
    English PDF
    GB/T 20870.2-2023 Semiconductor devices Part 16-2: Microwave integrated circuits Prescalers {译}
    半导体器件 第16-2部分：微波集成电路 预分频器    		 China National Standards
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    English PDF
    GB/T 20538.2-2023 XML-based e-commerce business data and processes Part 2: Business information entity directory {译}
    基于XML的电子商务业务数据和过程 第2部分：业务信息实体目录    		 China National Standards
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    English PDF
    GB/T 19675.2-2023 Flexible graphite composite reinforced gasket for pipe flanges Part 2: Class series {译}
    管法兰用柔性石墨复合增强垫片 第2部分：Class系列    		 China National Standards
    2:
    English PDF
    GB/T 19258.2-2023 Sources of ultraviolet radiation for germicidal purposes Part 2: Cold cathode low pressure mercury vapor discharge lamps {译}
    杀菌用紫外辐射源 第2部分：冷阴极低气压汞蒸气放电灯    		 China National Standards
    2:
    English PDF
    GB/T 16739.2-2023 Business conditions for automobile maintenance industry Part 2: Comprehensive minor repair and special maintenance of automobiles {译}
    汽车维修业经营业务条件 第2部分：汽车综合小修及专项维修业户    		 China National Standards
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    English PDF
    GB/T 16656.52-2023 Industrial Automation Systems and Integration Product Data Representation and Exchange Part 52: Integrating Common Resources: Grid-Based Topology {译}
    工业自动化系统与集成 产品数据表达与交换 第52部分：集成通用资源：基于网格的拓扑结构    		 China National Standards
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    English PDF
    GB/T 16656.22-2023 Industrial Automation Systems and Integration Product Data Expression and Exchange Part 22: Implementation Method: Standard Data Access Interface {译}
    工业自动化系统与集成 产品数据表达与交换 第22部分：实现方法：标准数据访问接口    		 China National Standards
    2:
    English PDF
    GB/T 1630.2-2023 Plastics Epoxy resins Part 2: Specimen preparation and property determination of cross-linked epoxy resins {译}
    塑料 环氧树脂 第2部分:试样制备和交联环氧树脂的性能测定    		 China National Standards
    2:
    English PDF
    GB/T 15166.2-2023 High voltage AC fuses Part 2: Current limiting fuses {译}
    高压交流熔断器 第2部分：限流熔断器    		 China National Standards
    2:
    English PDF
    GB/T 12974.2-2023 General technical conditions for AC elevator motors Part 2: Permanent magnet synchronous motors {译}
    交流电梯电动机通用技术条件 第2部分：永磁同步电动机    		 China National Standards
    2:
    English PDF
    GB/T 42965.2-2023 Electronic invoice business data specifications Part 2: Specific elements {译}
    电子发票业务数据规范 第2部分：特定要素    		 China National Standards
    2:
    English PDF
    GB/T 38834.2-2023 Robots - Performance specifications and test methods for service robots - Part 2: Navigation {译}
    机器人 服务机器人性能规范及其试验方法 第2部分：导航    		 China National Standards
    2:
    English PDF
    GB/T 42842.2-2023 Microbubble Technology Cleaning Applications Part 2: Test methods for cleaning mechanical oil stains on the surface of machined metal parts {译}
    微细气泡技术 清洗应用 第2部分： 机加工金属零件表面机械油污清洗的试验方法    		 China National Standards
    2:
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    GB/T 12971.2-2023 Contact wires for electric traction Part 2: Steel and aluminum composite contact wires {译}
    电力牵引用接触线 第2部分：钢铝复合接触线    		 China National Standards
    2:
    English PDF
    GB/T 42847.2-2023 Reversible mode fuel cell module for energy storage systems Part 2: Performance testing method of reversible mode proton exchange membrane cell and stack {译}
    储能系统用可逆模式燃料电池模块 第2部分：可逆模式质子交换膜单池与电堆性能测试方法    		 China National Standards
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    GB/T 7251.2-2023 Low voltage switchgear and control equipment complete sets Part 2: Power switchgear and control equipment complete sets {译}
    低压成套开关设备和控制设备 第2部分：成套电力开关和控制设备    		 China National Standards
    2:
    English PDF
    GB/T 27698.2-2023 Performance test methods for heat exchangers and heat transfer elements Part 2: Heat exchangers {译}
    热交换器及传热元件性能测试方法 第2部分：热交换器    		 China National Standards
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    English PDF
    GB/T 27021.12-2023 Conformity assessment Management system audit and certification body requirements Part 12: Collaborative business relationship management system audit and certification competency requirements {译}
    合格评定 管理体系审核认证机构要求 第12部分：协作业务关系管理体系审核与认证能力要求    		 China National Standards
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    English PDF
    GB/T 6150.12-2023 Methods for chemical analysis of tungsten concentrates Part 12: Determination of silica content Silicon-molybdenum blue spectrophotometry and gravimetric method {译}
    钨精矿化学分析方法 第12部分：二氧化硅含量的测定 硅钼蓝分光光度法和重量法    		 China National Standards
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    GB/T 3884.12-2023 Methods for chemical analysis of copper concentrates Part 12: Determination of fluorine and chlorine content Ion chromatography and potentiometric titration {译}
    铜精矿化学分析方法 第12部分：氟和氯含量的测定 离子色谱法和电位滴定法    		 China National Standards
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    GB/T 42699.2-2023 Textiles Qualitative and quantitative analysis of proteome of certain animal hair fibers Part 2: Reduced protein peptide analysis Matrix-assisted laser desorption ionization time-of-flight mass spectrometry (MALDI-TOF-MS) method {译}
    纺织品 某些动物毛纤维蛋白质组定性和定量分析 第2部分：还原蛋白质多肽分析基质辅助激光解吸电离飞行时间质谱（MALDI-TOF-MS）法    		 China National Standards
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    GB/T 713.2-2023 Steel plates and strips for pressure equipment Part 2: Non-alloy and alloy steels with specified temperature properties {译}
    承压设备用钢板和钢带 第2部分：规定温度性能的非合金钢和合金钢    		 China National Standards
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    English PDF
    GB/T 23220.2-2023 Tobacco Leaf Storage and Preservation Methods Part 2: Flake Tobacco {译}
    烟叶储存保管方法 第2部分：片烟    		 China National Standards
    2:
    English PDF
    GB/T 42828.2-2023 General techniques for improving saline-alkali land Part 2: Improvement of rice fields, ponds, fisheries and agriculture {译}
    盐碱地改良通用技术 第2部分：稻田池塘渔农改良    		 China National Standards
    2:
    English PDF
    GB/T 16903.2-2023 Rules for the representation of graphic symbols for signs Part 2: Common symbol elements for graphic symbols of public information {译}
    标志用图形符号表示规则 第2部分：公共信息图形符号的通用符号要素    		 China National Standards
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    English PDF
    GB/T 10095.2-2023 Cylindrical gear ISO tooth surface tolerance classification system Part 2: Definition and allowable value of radial comprehensive deviation {译}
    圆柱齿轮 ISO齿面公差分级制 第2部分：径向综合偏差的定义和允许值    		 China National Standards
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    English PDF
    GB/T 17421.2-2023 General Principles for Machine Tool Inspection Part 2: Determination of Positioning Accuracy and Repeatable Positioning Accuracy of CNC Axis {译}
    机床检验通则 第2部分：数控轴线的定位精度和重复定位精度的确定    		 China National Standards
    2:
    English PDF
    GB/T 10593.2-2023 Measurement methods for environmental parameters of electrical and electronic products Part 2: Salt spray {译}
    电工电子产品环境参数测量方法 第2部分：盐雾    		 China National Standards
    2:
    English PDF
    GB/T 23981.2-2023 Paints and varnishes - Determination of hiding power - Part 2: Black and white grid method {译}
    色漆和清漆 遮盖力的测定 第2部分：黑白格板法    		 China National Standards
    2:
    English PDF
    GB/T 26163.2-2023 Information and Documentation Document (Archives) Management Metadata Part 2: Conceptualization and Implementation {译}
    信息与文献 文件（档案）管理元数据 第2部分：概念化及实施    		 China National Standards
    2:
    English PDF
    GB/T 28782.2-2023 Hydraulic transmissions - Measurement technology Part 2: Measurement of mean steady-state pressure in closed circuits {译}
    液压传动 测量技术 第2部分：密闭回路中平均稳态压力的测量    		 China National Standards
    2:
    English PDF
    GB/T 17799.2-2023 Electromagnetic compatibility - Generic standards - Part 2: Immunity criteria in industrial environments {译}
    电磁兼容 通用标准 第2部分：工业环境中的抗扰度标准    		 China National Standards
    2:
    English PDF
    GB/T 14092.2-2023 Environmental conditions for mechanical products - Part 2: Cold {译}
    机械产品环境条件 第2部分：寒冷    		 China National Standards
    2:
    English PDF
    GB/T 41638.2-2023 Plastics - Carbon and environmental footprints of bio-based plastics - Part 2: Carbon footprint of materials - Amount (mass) of CO2 incorporated into polymer molecules from the air {译}
    塑料 生物基塑料的碳足迹和环境足迹 第2部分：材料碳足迹 由空气中并入到聚合物分子中CO2的量（质量）    		 China National Standards
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    GB/T 42534.2-2023 Fluid Power Systems and Components Reference Dictionary Specification Part 2: Definitions of Pneumatic Product Classes and Characteristics {译}
    流体传动系统及元件 参考词典规范 第2部分：气动产品类与特性的定义    		 China National Standards
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    English PDF
    GB/T 7233.2-2023 Steel castings - Ultrasonic testing - Part 2: High pressure steel castings {译}
    铸钢件 超声检测 第2部分：高承压铸钢件    		 China National Standards
    2:
    English PDF
    GB/T 9089.2-2023 Electrical installations under severe outdoor conditions - Part 2: General protection requirements {译}
    户外严酷条件下的电气设施 第2部分：一般防护要求    		 China National Standards
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    English PDF
    GB/T 38662.2-2023 Internet of Things Marking System Ecode Marking Application Guide Part 2: Wire, Cable and Optical Fiber Cable {译}
    物联网标识体系 Ecode标识应用指南 第2部分：电线电缆和光纤光缆    		 China National Standards
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    English PDF
    GB/T 42691.2-2023 Road vehicles - Local area interconnect network (LIN) - Part 2: Transport layer protocols and network layer services {译}
    道路车辆 局域互联网络（LIN） 第2部分：传输层协议和网络层服务    		 China National Standards
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    English PDF
    GB/T 14034.2-2023 Hydraulic power connections - Metallic pipe fittings - Part 2: 37° flared {译}
    液压传动连接 金属管接头 第2部分：37°扩口式    		 China National Standards
    2:
    English PDF
    GB/T 21559.2-2023 Rolling bearings - Rolling bearings for linear motion - Part 2: Static load ratings {译}
    滚动轴承 直线运动滚动支承 第2部分：额定静载荷    		 China National Standards
    2:
    English PDF
    GB/T 35205.2-2023 Rough terrain forklifts - Safety requirements and verification - Part 2: Swivel forklifts {译}
    越野叉车 安全要求及验证 第2部分：回转式叉车    		 China National Standards
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    English PDF
    GB/T 11064.2-2023 Lithium carbonate, lithium hydroxide monohydrate, lithium chloride chemical analysis methods - Part 2: Determination of lithium hydroxide content - acid-base titration {译}
    碳酸锂、单水氢氧化锂、氯化锂化学分析方法 第2部分：氢氧化锂含量的测定 酸碱滴定法    		 China National Standards
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    GB/T 1972.2-2023 Disc springs - Part 2: Specifications {译}
    碟形弹簧 第2部分：技术条件    		 China National Standards
    2:
    English PDF
    GB/T 18916.12-2023 Water withdrawal quotas - Part 12: Alumina {译}
    取水定额 第12部分：氧化铝    		 China National Standards
    2:
    English PDF
    GB/T 15663.2-2023 Coal mine technical terminology Part 2: Shaft and roadway engineering {译}
    煤矿科技术语 第2部分：井巷工程    		 China National Standards
    2:
    English PDF
    GB/T 42756.2-2023 Card and identification security devices - Contactless proximity objects - Part 2: Radio frequency power and signal interfaces {译}
    卡及身份识别安全设备 无触点接近式对象 第2部分：射频功率和信号接口    		 China National Standards
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    English PDF
    GB/T 42567.2-2023 Reference conditions and procedures for testing transmitters for industrial process measurement Part 2: Specific procedures for pressure transmitters {译}
    工业过程测量变送器试验的参比条件和程序 第2部分：压力变送器的特定程序    		 China National Standards
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    English PDF
    GB/T 21228.2-2023 Acoustics - Surface sound scattering properties - Part 2: Free-field directional diffusion coefficient measurement {译}
    声学 表面声散射特性 第2部分：自由场方向性扩散系数测量    		 China National Standards
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    English PDF
    GB/T 42517.2-2023 Intelligent transportation system - Electronic road map data model and representation for intelligent driving - Part 2: Open road {译}
    智能运输系统 智能驾驶电子道路图数据模型与表达 第2部分：开放道路    		 China National Standards
    2:
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    GB/T 42603.2-2023 Moderate temperature molding materials for investment casting - Part 2: Test methods for serviceability {译}
    熔模铸造中温模料 第2部分:使用性能试验方法    		 China National Standards
    2:
    English PDF
    GB/T 42538.2-2023 Agricultural and forestry tractors - Safety - Part 2: Narrow track and small tractors {译}
    农林拖拉机 安全 第2部分：窄轮距和小型拖拉机    		 China National Standards
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    English PDF
    GB/T 42474.2-2023 Safety monitoring system for vehicle transportation of explosive hazardous chemicals Part 2: Vehicle-mounted devices {译}
    爆炸危险化学品汽车运输安全监控系统 第2部分：车载装置    		 China National Standards
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    English PDF
    GB/T 4937.32-2023 Semiconductor devices - Methods of mechanical and climatic tests - Part 32: Flammability of plastic encapsulated devices (externally induced) {译}
    半导体器件 机械和气候试验方法 第32部分：塑封器件的易燃性（外部引起的）    		 China National Standards
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    GB/T 30544.12-2023 Nanotechnology - Terminology - Part 12: Quantum phenomena in nanotechnology {译}
    纳米科技 术语 第12部分：纳米科技中的量子现象    		 China National Standards
    2:
    English PDF
    GB/T 42749.2-2023 Information Technology - IT Enablement Services Business Process Outsourcing (ITES-BPO) Life Cycle Processes Part 2: Process Assessment Model (PAM) {译}
    信息技术 IT赋能服务业务过程外包（ITES-BPO）生存周期过程 第2部分：过程评估模型（PAM）    		 China National Standards
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    GB/T 42706.2-2023 Electronic components - Long-term storage of semiconductor devices - Part 2: Degradation mechanisms {译}
    电子元器件 半导体器件长期贮存 第2部分：退化机理    		 China National Standards
    2:
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    GB/T 22461.2-2023 Surface chemical analysis - Vocabulary Part 2: Scanning probe microscopy terminology {译}
    表面化学分析 词汇 第2部分： 扫描探针显微术术语    		 China National Standards
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    GB/T 42629.2-2023 International Code of Conduct for Environmental Surveys of Seabed Areas and the High Seas Part 2: Marine Chemical Surveys {译}
    国际海底区域和公海环境调查规程 第2部分：海洋化学调查    		 China National Standards
    2:
    English PDF
    GB/T 4937.42-2023 Semiconductor devices - Mechanical and climatic test methods - Part 42: Temperature and humidity storage {译}
    半导体器件 机械和气候试验方法 第42部分：温湿度贮存    		 China National Standards
    2:
    English PDF
    GB/T 17272.2-2023 Information on containers on board ships - Part 2: Teletype data codes {译}
    集装箱在船舶上的信息 第2部分：电传数据代码    		 China National Standards
    2:
    English PDF
    GB/T 3785.2-2023 Electroacoustics - Sound level meters - Part 2: Type evaluation tests {译}
    电声学 声级计 第2部分：型式评价试验    		 China National Standards
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    English PDF
    GB/T 11060.12-2023 Natural gas - Determination of sulfur compounds - Part 12: Determination of hydrogen sulfide content by laser absorption spectroscopy {译}
    天然气 含硫化合物的测定 第12部分：用激光吸收光谱法测定硫化氢含量    		 China National Standards
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    GB/T 11060.2-2023 Natural gas - Determination of sulfur compounds - Part 2: Determination of hydrogen sulfide content by the methylene blue method {译}
    天然气 含硫化合物的测定 第2部分：用亚甲蓝法测定硫化氢含量    		 China National Standards
    2:
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    GB/T 39139.2-2023 Shale gas—Environmental protection—Part 2: Recommended practices for environmental protection in production operations {译}
    页岩气 环境保护 第2部分：生产作业环境保护推荐作法    		 China National Standards
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    GB/T 3883.201-2017 Safety of Handheld, Portable Power Tools and Garden Tools Part 2: Particular Requirements for Electric Drills and Impact Drills "Amendment No. 1" {译}
    手持式、可移式电动工具和园林工具的安全 第2部分：电钻和冲击电钻的专用要求《第1号修改单》    		 China National Standards
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    GB/T 5750.12-2023 Standard Examination Methods for Drinking Water - Part 12: Microbial Indicators {译}
    生活饮用水标准检验方法 第12部分：微生物指标    		 China National Standards
    2:
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    GB/T 5750.2-2023 Standard Examination Methods for Drinking Water Part 2: Collection and Preservation of Water Samples {译}
    生活饮用水标准检验方法 第2部分：水样的采集与保存    		 China National Standards
    2:
    English PDF
    GB/T 42467.2-2023 Clinical Terminology of Traditional Chinese Medicine Part 2: Surgery {译}
    中医临床名词术语 第2部分：外科学    		 China National Standards
    2:
    English PDF
    GB/T 42468.2-2023 Specifications for Rescue and Restoration of Paper Archives Part 2: Investigation of Archives Preservation Status {译}
    纸质档案抢救与修复规范 第2部分：档案保存状况的调查    		 China National Standards
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    English PDF
    GB/T 42157.2-2023 Rough terrain forklifts - Non-integrated personnel working platforms - Part 2: Requirements for users {译}
    越野叉车 非集成式人员工作平台 第2部分：对用户的要求    		 China National Standards
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    English PDF
    GB/T 18779.2-2023 Geometrical Product Specification (GPS) Measurement Inspection of Workpieces and Measuring Equipment Part 2: Guidance for the Evaluation of Measurement Uncertainty in GPS Measurements, Measurement Equipment Calibration, and Product Verification {译}
    产品几何技术规范(GPS) 工件与测量设备的测量检验 第2部分：GPS测量、测量设备校准和产品验证中的测量不确定度评估指南    		 China National Standards
    2:
    English PDF
    GB/T 32800.2-2023 Hand-held non-electric power tools - Safety requirements - Part 2: Cutting off and crimping power tools {译}
    手持式非电类动力工具 安全要求 第2部分：切断和扣压动力工具    		 China National Standards
    2:
    English PDF
    GB/T 239.2-2023 Metallic materials - wire rods - Part 2: Test methods for bidirectional torsion {译}
    金属材料 线材 第2部分：双向扭转试验方法    		 China National Standards
    2:
    English PDF
    GB/T 41732.2-2023 Radio frequency identification of animals - Enhanced radio frequency identification tags - Part 2: Code and command structure {译}
    动物射频识别 增强型射频识别标签 第2部分：代码和指令结构    		 China National Standards
    2:
    English PDF
    GB/T 24421.2-2023 Guidelines for Standardization Work of Service Industry Organizations Part 2: Construction of Standard System {译}
    服务业组织标准化工作指南 第2部分：标准体系构建    		 China National Standards
    2:
    English PDF
    GB/T 17626.12-2023 Electromagnetic compatibility - Testing and measurement techniques - Part 12: Ring wave immunity test {译}
    电磁兼容 试验和测量技术 第12部分：振铃波抗扰度试验    		 China National Standards
    2:
    English PDF
    GB/T 15110.2-2023 Registration systems for photosensitive materials, foils and papers - Part 2: Pin registration systems for plate making {译}
    感光材料、箔纸及纸张的套准系统 第2部分：制版的销式定位系统    		 China National Standards
    2:
    English PDF
    GB/T 42383.2-2023 Intelligent Manufacturing Network Collaborative Design Part 2: Software Interface and Data Interaction {译}
    智能制造 网络协同设计 第2部分：软件接口和数据交互    		 China National Standards
    2:
    English PDF
    GB/T 21109.2-2023 Functional safety of safety instrumented systems in the process industry - Part 2: Application guidelines for GB/T 21109.1-2022 {译}
    过程工业领域安全仪表系统的功能安全 第2部分：GB/T 21109.1—2022的应用指南    		 China National Standards
    2:
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    GB/T 42355.2-2023 Anchorage plate reinforcement for reinforced concrete - Part 2: Test methods {译}
    钢筋混凝土用锚固板钢筋 第2部分：试验方法    		 China National Standards
    2:
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    GB/T 19215.5-2023 Cable duct systems for electrical installations - Part 2: Particular requirements - Section 3: Grooved cable duct systems for installation in cabinets {译}
    电气安装用电缆槽管系统 第2部分：特殊要求 第3节：安装在机柜中的带槽电缆线槽系统    		 China National Standards
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    GB/T 42399.2-2023 Non-destructive testing instruments - Performance and inspection of phased array ultrasonic equipment - Part 2: Probes {译}
    无损检测仪器 相控阵超声设备的性能与检验 第2部分：探头    		 China National Standards
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    GB/T 42342.2-2023 Particle size distribution - Liquid phase centrifugal sedimentation method - Part 2: Photoelectric centrifugal method {译}
    粒度分布 液相离心沉降法 第2部分：光电离心法    		 China National Standards
    2:
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    GB/T 24721.2-2023 Glass fiber reinforced plastic products for road use - Part 2: Pipe boxes {译}
    公路用玻璃纤维增强塑料产品 第2部分：管箱    		 China National Standards
    2:
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    GB/T 20042.2-2023 Proton Exchange Membrane Fuel Cells Part 2: General Specifications for Cell Stacks {译}
    质子交换膜燃料电池 第2部分：电池堆通用技术条件    		 China National Standards
    2:
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    GB 11417.2-2012 Ophthalmic Optics - Contact Lenses - Part 2: Rigid Contact Lenses "Revision No. 1" {译}
    眼科光学 接触镜 第2部分：硬性接触镜《第1号修改单》    		 China National Standards
    2:
    English PDF
    GB 6675.2-2014 Toy Safety Part 2: Mechanical and Physical Properties "Revision No. 1" {译}
    玩具安全 第2部分：机械与物理性能《第1号修改单》    		 China National Standards
    2:
    English PDF
    GB/T 13171.2-2022 Washing powders - Part 2: Test methods {译}
    洗衣粉 第2部分：试验方法    		 China National Standards
    2:
    English PDF
    GB/T 26610.2-2022 Implementation guidelines for risk-based inspection of pressure equipment systems Part 2: Risk-based inspection strategy {译}
    承压设备系统基于风险的检验实施导则 第2部分：基于风险的检验策略    		 China National Standards
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    GB/T 19608.2-2022 Classification of special environmental conditions Part 2: hot and dry desert {译}
    特殊环境条件分级 第2部分：干热沙漠    		 China National Standards
    2:
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    GB/T 2423.16-2022 Environmental testing - Part 2: Test methods - Test J and guidance: Mold growth {译}
    环境试验 第2部分：试验方法 试验J和导则：长霉    		 China National Standards
    2:
    English PDF
    GB/T 2423.54-2022 Environmental testing - Part 2: Test methods - Test Xc: Fluid contamination {译}
    环境试验 第2部分：试验方法 试验Xc:流体污染    		 China National Standards
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    English PDF
    GB/T 2423.24-2022 Environmental testing - Part 2: Test methods - Test S: Simulation of solar radiation on the ground and guidelines for solar radiation tests and weathering tests {译}
    环境试验 第2部分：试验方法 试验S：模拟地面上的太阳辐射及太阳辐射试验和气候老化试验导则    		 China National Standards
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    GB/T 20632.2-2022 Steel paper for electrical purposes - Part 2: Test methods {译}
    电气用钢纸 第2部分：试验方法    		 China National Standards
    2:
    English PDF
    GB/T 41633.2-2022 Insulating liquids - Determination of acid value - Part 2: Colorimetric titration {译}
    绝缘液体 酸值的测定 第2部分：比色滴定法    		 China National Standards
    2:
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    GB/T 1040.2-2022 Plastics - Determination of tensile properties - Part 2: Test conditions for molded and extruded plastics {译}
    塑料 拉伸性能的测定 第2部分：模塑和挤塑塑料的试验条件    		 China National Standards
    2:
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    GB/T 7717.12-2022 Acrylonitrile for industrial use - Part 12: Determination of purity and impurity content - Gas chromatography {译}
    工业用丙烯腈 第12部分：纯度及杂质含量的测定 气相色谱法    		 China National Standards
    2:
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    GB/T 2546.2-2022 Plastics - Polypropylene (PP) molding and extrusion materials - Part 2: Specimen preparation and property determination {译}
    塑料 聚丙烯(PP)模塑和挤出材料 第2部分:试样制备和性能测定    		 China National Standards
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    GB/T 5900.2-2022 Machine tools - Dimensions of spindle end and chuck connection - Part 2: Cam-lock type {译}
    机床 主轴端部与卡盘连接尺寸 第2部分：凸轮锁紧型    		 China National Standards
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