China National Standards

China Part GB Standards English PDF List


GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards;  We provide Chinese GB standards and English version GB standards  Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services.
  •  China "Part" GB Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 19071.2-2018 Wind turbines—Asynchronous generatorg—Part 2: Testing methods
    风力发电机组 异步发电机 第2部分:试验方法
    China National Standards
    Part

    English PDF
    GB/T 36316-2018 Data openness for E-commerce platform—Third Party software provider evaluation criteria
    电子商务平台数据开放 第三方软件提供商评价准则
    China National Standards
    Part

    English PDF
    GB/T 36410.4-2018 Energy consumption evaluation methods of port equipment—Part 4: Bulk ship loader
    港口设备能源消耗评价方法 第4部分:散货连续装船机
    China National Standards
    Part

    English PDF
    GB/T 36410.2-2018 Energy consumption evaluation methods of port equipment—Part 2: Rail mounted container gantry crane
    港口设备能源消耗评价方法 第2部分:轨道式集装箱门式起重机
    China National Standards
    Part

    English PDF
    GB/T 36410.1-2018 Energy consumption evaluation methods of port equipment—Part 1:Quayside container crane
    港口设备能源消耗评价方法 第1部分:岸边集装箱起重机
    China National Standards
    Part

    English PDF
    GB/T 36410.5-2018 Energy consumption evaluation methods of port equipment—Part 5: Port tractor
    港口设备能源消耗评价方法 第5部分:港口牵引车
    China National Standards
    Part

    English PDF
    GB/T 17213.14-2018 Industrial-process control valves—Part 8-2: Noise considerations—Laboratory measurement of noise generated by hydrodynamic flow through control valves
    工业过程控制阀 第8-2部分:噪声的考虑 实验室内测量液动流流经控制阀产生的噪声
    China National Standards
    Part

    English PDF
    GB/T 7247.13-2018 Safety of laser products—Part 13: Measurements for classification of laser products
    激光产品的安全 第13部分:激光产品的分类测量
    China National Standards
    Part

    English PDF
    GB/T 26949.9-2018 Industrial trucks—Verification of stability—Part 9:Counterbalanced trucks with mast handling freight containers of 6 m length and longer
    工业车辆 稳定性验证 第9部分:搬运6 m及其以上长度货运集装箱的平衡重式叉车
    China National Standards
    Part

    English PDF
    GB/T 36320-2018 Construction function specifications for the third-Party service platform of electronic contract
    第三方电子合同服务平台功能建设规范
    China National Standards
    Part

    English PDF
    GB/T 3367.1-2018 Glossary of terms for diesel locomotive—Part 1:General terms
    内燃机车词汇 第1部分:基本词汇
    China National Standards
    Part

    English PDF
    GB/T 3367.5-2018 Glossary of terms for diesel locomotive—Part 5: Auxiliary devices
    内燃机车词汇 第5部分:辅助装置
    China National Standards
    Part

    English PDF
    GB 5135.7-2018 Automatic sprinkler systems—Part 7: Water flow indicators
    自动喷水灭火系统 第7部分:水流指示器
    China National Standards
    Part

    English PDF
    GB/T 3367.4-2018 Glossary of terms for diesel locomotive—Part 4:Hydraulic transmission system
    内燃机车词汇 第4部分:液力传动系统
    China National Standards
    Part

    English PDF
    GB/T 6113.202-2018 Specification for radio disturbance and immunity measuring apparatus and methods—Part 2-2: Methods of measurement of disturbances and immunity—Measurement of disturbance power
    无线电骚扰和抗扰度测量设备和测量方法规范 第2-2 部分:无线电骚扰和抗扰度测量方法 骚扰功率测量
    China National Standards
    Part

    English PDF
    GB/T 14896.9-2018 Non-traditional machines—Terminology—Part 9:Laser processing machines
    特种加工机床 术语 第9部分:激光加工机床
    China National Standards
    Part

    English PDF
    GB/T 6113.102-2018 Specification for radio disturbance and immunity measuring apparatus and methods—Part 1-2:Radio disturbance and immunity measuring apparatus—Coupling devices for conducted disturbance measurements
    无线电骚扰和抗扰度测量设备和测量方法规范 第1-2部分:无线电骚扰和抗扰度测量设备 传导骚扰测量的耦合装置
    China National Standards
    Part

    English PDF
    GB/T 17659.1-2018 Sampling and judging methods for lot inspection of logs and sawn timbers—Part 1:Sampling and judging methods for lot inspection of logs
    原木锯材批量检查抽样、判定方法 第1部分:原木批量检查抽样、判定方法
    China National Standards
    Part

    English PDF
    GB/T 36485.2-2018 Tool holders with rectangular shank for indexable inserts—Part 2: Arbor dimension
    装可转位刀片的矩形柄刀杆 第2部分:刀杆尺寸
    China National Standards
    Part

    English PDF
    GB/T 36485.1-2018 Tool holders with rectangular shank for indexable inserts—Part 1:General survey, correlation and determination of dimensions
    装可转位刀片的矩形柄刀杆 第1部分:概述、关联性和尺寸的确定
    China National Standards
    Part

    English PDF
    GB/T 36424.1-2018 Interface requirements of IoT household electrical appliance—Part 1:Interface between control system and communication module
    物联网家电接口规范 第1部分:控制系统与通信模块间接口
    China National Standards
    Part

    English PDF
    GB/T 9999.1-2018 China standard serial number—Part 1: China serial number
    中国标准连续出版物号 第1部分:CN
    China National Standards
    Part

    English PDF
    GB/T 36373.1-2018 Special equipment information resource management—Specification of data element—Part 1:Gas cylinder
    特种设备信息资源管理 数据元规范 第1部分:气瓶
    China National Standards
    Part

    English PDF
    GB/T 26949.16-2018 Industrial trucks—Verification of stability—Part 16: Pedestrian-propelled trucks
    工业车辆 稳定性验证 第16部分: 步行式车辆
    China National Standards
    Part

    English PDF
    GB/T 36434-2018 Complex mechanical watch movements—Terminology for Parts and assemblies of perpetual calendar and repeater mechanism
    复杂机械手表机心 万年历和打簧机构零部件的名称
    China National Standards
    Part

    English PDF
    GB/T 35176.3-2018 Ships and marine technology—Marine NOx reduction agent AUS 40—Part 3: Handling,transportation and storage
    船舶与海上技术 船舶氮氧化物还原剂AUS 40 第3部分:处理、运输和储存
    China National Standards
    Part

    English PDF
    GB/T 33260.5-2018 Capability of detection—Part 5: Methodology in the linear and nonlinear calibration cases
    检出能力 第5部分:非线性校准情形检出限的确定方法
    China National Standards
    Part

    English PDF
    GB/T 33260.4-2018 Capability of detection—Part 4: Methodology for comparing the minimum detectable value with a given value
    检出能力 第4部分:最小可检出值与给定值的比较方法
    China National Standards
    Part

    English PDF
    GB/T 13190.2-2018 Information and documentation—Thesauri and interoperability with other vocabularies—Part 2: Interoperability with other vocabularies
    信息与文献 叙词表及与其他词表的互操作 第2部分:与其他词表的互操作
    China National Standards
    Part

    English PDF
    GB/T 4728.3-2018 Graphical symbols for electrical diagrams—Part 3:Conductors and connecting devices
    电气简图用图形符号 第3部分: 导体和连接件
    China National Standards
    Part

    English PDF
    GB/T 20833.3-2018 Rotating electrical machines—Stator winding insulation of rotating electrical machines—Part 3: Dielectric dissipation factor measurement
    旋转电机 旋转电机定子绕组绝缘 第3部分:介质损耗因数测量
    China National Standards
    Part

    English PDF
    GB/T 36291.1-2018 Regulation for safety facilities configuration of electric power industry—Part 1: Substation
    电力安全设施配置技术规范 第1部分:变电站
    China National Standards
    Part

    English PDF
    GB/T 24338.2-2018 Railway applications—Electromagnetic compatibility—Part 2: Emission of the whole railway system to the outside world
    轨道交通 电磁兼容 第2部分:整个轨道系统对外界的发射
    China National Standards
    Part

    English PDF
    GB/T 26168.1-2018 Electrical insulating materials—Determination of the effects of ionizing radiation—Part 1:Radiation interaction and dosimetry
    电气绝缘材料 确定电离辐射的影响 第1部分:辐射相互作用和剂量测定
    China National Standards
    Part

    English PDF
    GB/T 36289.1-2018 Insulating films of crystalline silicon photovoltaic(PV) modules—Part 1:Polyethylene terephthalate films
    晶体硅太阳电池组件用绝缘薄膜 第1部分:聚酯薄膜
    China National Standards
    Part

    English PDF
    GB/T 3367.3-2018 Glossary of terms for diesel locomotive—Part 3:Locomotive body,bogie and brake equipment
    内燃机车词汇 第3部分:车体、转向架及制动装置
    China National Standards
    Part

    English PDF
    GB 5135.5-2018 Automatic sprinkler systems—Part 5: Deluge alarm valves
    自动喷水灭火系统 第5部分:雨淋报警阀
    China National Standards
    Part

    English PDF
    GB/T 3367.2-2018 Glossary of terms for diesel locomotive—Part 2: Diesel engine
    内燃机车词汇 第2部分: 柴油机
    China National Standards
    Part

    English PDF
    GB/T 6346.2601-2018 Fixed capacitors for use in electronic equipment—Part 26-1:Blank detail specification—Fixed aluminium electrolytic capacitors with conductive polymer solid electrolyte—Assessment level EZ
    电子设备用固定电容器 第26-1部分:空白详细规范 导电高分子固体电解质铝固定电容器 评定水平EZ
    China National Standards
    Part

    English PDF
    GB/T 4728.4-2018 Graphical symbols for electrical diagrams—Part 4: Basic passive components
    电气简图用图形符号 第4部分:基本无源元件
    China National Standards
    Part

    English PDF
    GB/T 4728.2-2018 Graphical symbols for electrical diagrams—Part 2:Symbol elements,qualifying symbols and other symbols having general application
    电气简图用图形符号 第2部分: 符号要素、限定符号和其他常用符号
    China National Standards
    Part

    English PDF
    GB/T 4728.5-2018 Graphical symbols for electrical diagrams—Part 5:Semiconductors and electron tubes
    电气简图用图形符号 第5部分:半导体管和电子管
    China National Standards
    Part

    English PDF
    GB/T 36291.2-2018 Regulation for safety facilities configuration of electric power industry—Part 2: Electric line
    电力安全设施配置技术规范 第2部分:线路
    China National Standards
    Part

    English PDF
    GB/T 36289.2-2018 Insulating films of crystalline silicon photovoltaic (PV) modules—Part 2:Fluorine plastic films
    晶体硅太阳电池组件用绝缘薄膜 第2部分:氟塑料薄膜
    China National Standards
    Part

    English PDF
    GB/T 30269.806-2018 Information technology—Sensor networks—Part 806: Testing: Identifier encoding and resolution for sensor node
    信息技术 传感器网络 第806部分:测试:传感节点标识符编码和解析
    China National Standards
    Part

    English PDF
    GB/T 30269.804-2018 Information technology—Sensor networks—Part 804: Testing: Sensor interface
    信息技术 传感器网络 第804部分:测试:传感器接口
    China National Standards
    Part

    English PDF
    GB/T 9414.5-2018 Maintainability—Part 5: Testability and diagnostic testing
    维修性 第5部分:测试性和诊断测试
    China National Standards
    Part

    English PDF
    GB/T 36555.1-2018 Interface specification for application system of smart residing—Part 1: Interface based on REST
    智慧安居应用系统接口规范 第1部分:基于表述性状态转移(REST)技术接口
    China National Standards
    Part

    English PDF
    GB/T 36290.2-2018 Process diagrams for power plants—Part 2: Graphical symbols
    电站流程图 第2部分:图形符号
    China National Standards
    Part

    English PDF
    GB/T 36336.1-2018 Information technology—Video teller machine—Part 1:Device
    信息技术 远程视频柜员机 第1部分:设备
    China National Standards
    Part

    English PDF
    GB/T 36337-2018 The Parts-of-speech tagging set for Tibetan information processing
    信息处理用藏语词类标记集
    China National Standards
    Part

    English PDF
    GB/T 36341.4-2018 Information technology—Information presentation of shape modeling—Part 4: Storage format
    信息技术 形状建模信息表示 第4部分:存储格式
    China National Standards
    Part

    English PDF
    GB/T 30269.903-2018 Information technology—Sensor networks—Part 903: Gateway:Logical interface
    信息技术 传感器网络 第903部分:网关:逻辑接口
    China National Standards
    Part

    English PDF
    GB/T 18240.2-2018 Fiscal cash register—Part 2: Specification for fiscal IC card
    税控收款机 第2部分:税控IC卡规范
    China National Standards
    Part

    English PDF
    GB/T 30996.3-2018 Information technology—Real-time locating systems—Part 3 : 433MHz air interface protocol
    信息技术 实时定位系统 第3部分:433MHz空中接口协议
    China National Standards
    Part

    English PDF
    GB/Z 36442.1-2018 Information technology—Radio frequency identification for item management—Implementation guidelines—Part 1:Passive UHF RFID labels
    信息技术 用于物品管理的射频识别 实现指南 第1部分:无源超高频RFID标签
    China National Standards
    Part

    English PDF
    GB/T 3785.3-2018 Electroacoustics—Sound level meters—Part 3: Periodic tests
    电声学 声级计 第3部分:周期试验
    China National Standards
    Part

    English PDF
    GB/T 17614.3-2018 Transmitters for use in industrial-process control systems—Part 3: Methods for performance evaluation of intelligent transmitters
    工业过程控制系统用变送器 第3部分:智能变送器性能评定方法
    China National Standards
    Part

    English PDF
    GB/T 36341.1-2018 Information technology—Information representation of shape modeling—Part 1: Framework and basic component
    信息技术 形状建模信息表示 第1部分:框架和基本组件
    China National Standards
    Part

    English PDF
    GB/T 19668.5-2018 Information technology service—Surveillance—Part 5:Software project surveillance specification
    信息技术服务 监理 第5部分:软件工程监理规范
    China National Standards
    Part

    English PDF
    GB/T 30269.902-2018 Information technology—Sensor networks—Part 902: Gateway: Remote management technical requirements
    信息技术 传感器网络 第902部分:网关:远程管理技术要求
    China National Standards
    Part

    English PDF
    GB/T 7341.5-2018 Electroacoustics—Audiometric equipment—Part 5: Instruments for the measurement of aural acoustic impedance/admittance
    电声学 测听设备 第5部分:耳声阻抗/导纳的测量仪器
    China National Standards
    Part

    English PDF
    GB/Z 36442.3-2018 Information technology—Radio frequency identification for item management—Implementation guidelines—Part 3: Implementation and operation of UHF RFID interrogators system in logistics applications
    信息技术 用于物品管理的射频识别 实现指南 第3部分:超高频RFID读写器系统在物流应用中的实现和操作
    China National Standards
    Part

    English PDF
    GB/T 273.2-2018 Rolling bearings—Boundary dimensions,general plan—Part 2:Thrust bearings
    滚动轴承 外形尺寸总方案 第2部分:推力轴承
    China National Standards
    Part

    English PDF
    GB/T 31916.3-2018 Information technology—Cloud data storage and management—Part 3: Distributed file storage application interface
    信息技术 云数据存储和管理 第3部分:分布式文件存储应用接口
    China National Standards
    Part

    English PDF
    GB/T 36341.2-2018 Information technology—Information representation of shape modeling—Part 2: Feature constraint
    信息技术 形状建模信息表示 第2部分:特征约束
    China National Standards
    Part

    English PDF
    GB/T 29811.2-2018 Information technology—Learning, education and training—Learning system architecture and service interface—Part 2: Education management information service interface
    信息技术 学习、教育和培训 学习系统体系结构与服务接口 第2部分:教育管理信息服务接口
    China National Standards
    Part

    English PDF
    GB/T 21711.7-2018 Electromechanical elementary relays—Part 7:Test and measurement procedures
    基础机电继电器 第7部分:试验和测量程序
    China National Standards
    Part

    English PDF
    GB/T 29811.3-2018 Information technology—Learning, education and training—Learning system architecture and services interfaces—Part 3: Resource accessing services interfaces
    信息技术 学习、教育和培训 学习系统体系结构与服务接口 第3部分:资源访问服务接口
    China National Standards
    Part

    English PDF
    GB/T 33475.3-2018 Information technology—High efficiency media coding—Part 3: Audio
    信息技术 高效多媒体编码 第3部分:音频
    China National Standards
    Part

    English PDF
    GB/T 25102.12-2018 Electroacoustics—Hearing aids—Part 12: Dimensions of electrical connector systems
    电声学 助听器 第12部分:电连接器系统的尺寸
    China National Standards
    Part

    English PDF
    GB/T 20441.2-2018 Electroacoustics—Measurement microphones—Part 2: Primary method for pressure calibration of laboratory standard microphones by the reciprocity technique
    电声学 测量传声器 第2部分:采用互易技术对实验室标准传声器声压校准的原级方法
    China National Standards
    Part

    English PDF
    GB/T 36520.2-2018 Hydraulic fluid power—Dimensions and tolerances of polyurethane seals—Part 2:Dimensions and tolerances of seals used in hydraulic reciprocating applications for piston rod
    液压传动 聚氨酯密封件尺寸系列 第2部分:活塞杆往复运动密封圈的尺寸和公差
    China National Standards
    Part

    English PDF
    GB/T 36520.1-2018 Hydraulic fluid power—Dimensions and tolerances of polyurethane seals—Part 1:Dimensions and tolerances of seals used in hydraulic reciprocating applications for piston
    液压传动 聚氨酯密封件尺寸系列 第1部分:活塞往复运动密封圈的尺寸和公差
    China National Standards
    Part

    English PDF
    GB/T 22321.1-2018 Information technology—Chinese coded character set—48-dots matrix font of Chinese ideogram—Part 1:Song ti
    信息技术 中文编码字符集 汉字48点阵字型 第1部分:宋体
    China National Standards
    Part

    English PDF
    GB/T 36668.2-2018 Condition monitoring and fault diagnostics of amusement device—Part 2: Acoustic emission monitoring method
    游乐设施状态监测与故障诊断 第2部分:声发射监测方法
    China National Standards
    Part

    English PDF
    GB/T 36668.3-2018 Condition monitoring and fault diagnostics of amusement device—Part 3: Infrared thermography monitoring method
    游乐设施状态监测与故障诊断 第3部分:红外热成像监测方法
    China National Standards
    Part

    English PDF
    GB/T 36668.1-2018 Condition monitoring and fault diagnostics of amusement device—Part 1: General requirements
    游乐设施状态监测与故障诊断 第1部分:总则
    China National Standards
    Part

    English PDF
    GB/T 36700.7-2018 Chemicals—Guidance on hazard classification to the aquatic environment—Part 7:Classification of metals and metal compounds
    化学品 水生环境危害分类指导 第7部分:金属和金属化合物分类
    China National Standards
    Part

    English PDF
    GB/T 36700.1-2018 Chemicals—Guidance on hazard classification to the aquatic environment—Part 1:Introduction
    化学品 水生环境危害分类指导 第1部分:导言
    China National Standards
    Part

    English PDF
    GB/T 36700.4-2018 Chemicals—Guidance on hazard classification to the aquatic environment—Part 4: Degradation
    化学品 水生环境危害分类指导 第4部分:降解
    China National Standards
    Part

    English PDF
    GB/T 36700.3-2018 Chemicals—Guidance on hazard classification to the aquatic environment—Part 3: Aquatic toxicity
    化学品 水生环境危害分类指导 第3部分:水生毒性
    China National Standards
    Part

    English PDF
    GB/T 5169.25-2018 Fire hazard testing for electric and electronic products—Part 25: Smoke obscuration—General guidance
    电工电子产品着火危险试验 第25部分:烟模糊 总则
    China National Standards
    Part

    English PDF
    GB/T 17659.2-2018 Sampling and judging methods for lot inspection of logs and sawn timbers—Part 2:Sampling and judging methods for lot inspection of sawn timbers
    原木锯材批量检查抽样、判定方法 第2部分:锯材批量检查抽样、判定方法
    China National Standards
    Part

    English PDF
    GB/T 18844.2-2018 Plain bearings—Type, appearance and characterization,causes of damage to metallic hydrodynamic bearings—Part 2: Cavation erosion and its countermeasures
    滑动轴承 液体动压金属轴承损坏类型、外观特征和原因分析 第2部分:气蚀及对策
    China National Standards
    Part

    English PDF
    GB/T 7755.1-2018 Rubber,vulcanized or thermoplastic—Determination of permeability to gases—Part 1:Differential-pressure methods
    硫化橡胶或热塑性橡胶 透气性的测定 第1部分:压差法
    China National Standards
    Part

    English PDF
    GB/T 3780.26-2018 Carbon black—Part 26:Determination of carbon content in carbon black feedstock oils
    炭黑 第26部分:炭黑原料油中碳含量的测定
    China National Standards
    Part

    English PDF
    GB/T 5274.1-2018 Gas analysis—Preparation of calibration gas mixtures—Part 1:Gravimetric method for class I mixtures
    气体分析 校准用混合气体的制备 第1部分:称量法制备一级混合气体
    China National Standards
    Part

    English PDF
    GB/T 29618.5215-2018 Field device tool (FDT) interface specification—Part 5215 : Communication implementation for common language infrastructure—IEC 61784 CPF 15
    现场设备工具(FDT)接口规范 第5215部分:通用语言基础结构的通信实现 IEC 61784 CPF 15
    China National Standards
    Part

    English PDF
    GB/T 29618.529-2018 Field device tool (FDT) interface specification—Part 529: Communication implementation for common language infrastructure—IEC 61784 CPF 9
    现场设备工具(FDT)接口规范 第529部分:通用语言基础结构的通信实现 IEC 61784 CPF 9
    China National Standards
    Part

    English PDF
    GB/T 36677-2018 Determination of fine Particle emission rates from copying (including multi-function) devices
    复印(包括多功能)设备细颗粒物排放量的测定方法
    China National Standards
    Part

    English PDF
    GB/T 19115.2-2018 Wind-solar photovoltaic hybird genertate electricity system—Part 2: Test methods
    风光互补发电系统 第2部分:试验方法
    China National Standards
    Part

    English PDF
    GB/T 36702.1-2018 Irrigation equipment—Safety devices for chemigation—Part 1: Small plastics valves for chemigation
    灌溉设备 化学灌溉用安全装置 第1部分:化学灌溉用小型塑料阀
    China National Standards
    Part

    English PDF
    GB/T 3780.25-2018 Carbon black—Part 25:Determination of carbon content
    炭黑 第25部分:碳含量的测定
    China National Standards
    Part

    English PDF
    GB/T 29618.5232-2018 Field device tool (FDT) interface specification—Part 5232: Communication implementation for common language infrastructure—IEC 61784 CP 3/4、CP 3/5 and CP 3/6
    现场设备工具(FDT)接口规范 第5232部分:通用语言基础结构的通信实现 IEC 61784 CP3/4、CP3/5和CP3/6
    China National Standards
    Part

    English PDF
    GB/T 29618.5231-2018 Field device tool (FDT) interface specification—Part 5231: Communication implementation for common language infrastructure—IEC 61784 CP 3/1 and CP 3/2
    现场设备工具(FDT)接口规范 第5231部分:通用语言基础结构的通信实现 IEC 61784 CP3/1和CP3/2
    China National Standards
    Part

    English PDF
    GB/T 6060.1-2018 Surface roughness comparison specimen—Part 1: Casting surface
    表面粗糙度比较样块 第1部分:铸造表面
    China National Standards
    Part

    English PDF
    GB/T 15879.5-2018 Mechanical standardization of semiconductor devices—Part 5: Recommendations applying to tape automated bonding(TAB) of integrated circuits
    半导体器件的机械标准化 第5部分:用于集成电路载带自动焊(TAB)的推荐值
    China National Standards
    Part

    English PDF
    GB/T 31723.411-2018 Metallic communication cable test methods—Part 4-11: Electromagnetic compatibility (EMC)—Coupling attenuation or screening attenuation of patch cords,coaxial cable assemblies,pre-connectorized cables—Absorbing clamp method
    金属通信电缆试验方法 第4-11部分:电磁兼容 跳线、同轴电缆组件、接连接器电缆的耦合衰减或屏蔽衰减 吸收钳法
    China National Standards
    Part

    English PDF
    GB/T 11313.202-2018 Radio-frequency connectors—Part 202: Electrical test methods—Insertion loss
    射频连接器 第202部分:电气试验方法 插入损耗
    China National Standards
    Part

    English PDF

    Find out:14234Items   |  To Page of: First -Previous-Next -Last  | [34] [35] [36] [37] [38] [39] [40]

     

    +86-755-25831330        sales@gbstandards.org 
    106# Zhongmao Mansion,No.1 Beizhan Road,Shenzhen,China
    ©  RJS Copyright  2001-2024 All Rights Reserved

    - Since 2001 -
    Focus on China Standards & Compliance Services

    www.rjs.cn

    China Licenses

    www.transcustoms.com

    China HS code & Tariff

    www.gbstandards.org

    China National Standards