Cart:
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 38216.3-2023 |
Steel slag Determination of free calcium oxide content EDTA titration and thermogravimetric analysis {译} 钢渣 游离氧化钙含量的测定 EDTA滴定和热重分析法 |
China National Standards metric |
 English PDF |
| 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 metric |
English PDF |
| GB/T 16462.1-2023 |
Inspection conditions for CNC lathes and turning centers Part 1: Inspection of geometric accuracy of horizontal machine tools {译} 数控车床和车削中心检验条件 第1部分：卧式机床几何精度检验 |
China National Standards metric |
English PDF |
| GB/T 5686.5-2023 |
Ferromanganese, manganese-silicon alloy, ferromanganese nitride and metallic manganese Determination of carbon content Infrared absorption method, gas volume method, gravimetric method and coulometric method {译} 锰铁、锰硅合金、氮化锰铁和金属锰 碳含量的测定 红外线吸收法、气体容量法、重量法和库仑法 |
China National Standards metric |
English PDF |
| GB/T 3653.3-2023 |
Ferroboron Determination of silicon content Perchloric acid dehydration gravimetric method {译} 硼铁 硅含量的测定 高氯酸脱水重量法 |
China National Standards metric |
English PDF |
| GB/T 6150.1-2023 |
Methods for chemical analysis of tungsten concentrates Part 1: Determination of tungsten trioxide content Ammonium tungstate ignition gravimetric method {译} 钨精矿化学分析方法 第1部分：三氧化钨含量的测定 钨酸铵灼烧重量法 |
China National Standards metric |
English PDF |
| GB/T 43108-2023 |
Dyes - Determination of solubility in organic solvents - Gravimetric and photometric methods {译} 染料 在有机溶剂中溶解度的测定 重量法和光度法 |
China National Standards metric |
English PDF |
| GB/T 43042-2023 |
Digital Cameras Measurement of Geometric Distortion (GD) {译} 数码照相机 几何畸变（GD）的测量 |
China National Standards metric |
English PDF |
| GB/T 42981-2023 |
Information Technology Biometric Recognition Facial Recognition System Test Method {译} 信息技术 生物特征识别 人脸识别系统测试方法 |
China National Standards metric |
English PDF |
| GB/T 3780.30-2023 |
Carbon black Part 30: Determination of high temperature volatiles Thermogravimetric method {译} 炭黑 第30部分：高温挥发物的测定 热重法 |
China National Standards metric |
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 metric |
English PDF |
| GB/T 6150.6-2023 |
Methods for chemical analysis of tungsten concentrates Part 6: Determination of wet water content Gravimetric method {译} 钨精矿化学分析方法 第6部分：湿存水含量的测定 重量法 |
China National Standards metric |
English PDF |
| GB/T 6150.4-2023 |
Chemical analysis methods for tungsten concentrates Part 4: Determination of sulfur content High-frequency induction infrared absorption method and combustion-iodometric method {译} 钨精矿化学分析方法 第4部分：硫含量的测定 高频感应红外吸收法和燃烧-碘量法 |
China National Standards metric |
English PDF |
| 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 metric |
English PDF |
| GB/T 17899-2023 |
Corrosion of metals and alloys Potentiometric method for measuring the pitting corrosion potential of stainless steel in sodium chloride solution {译} 金属和合金的腐蚀 不锈钢在氯化钠溶液中点蚀电位的动电位测量方法 |
China National Standards metric |
English PDF |
| GB/T 42952.1-2023 |
Thermoplastic pipes for fluid conveyance - Dimensions and tolerances - Part 1: metric series {译} 流体输送用热塑性塑料管材 尺寸和公差 第1部分：公制系列 |
China National Standards metric |
English PDF |
| GB/T 42659-2023 |
Surface chemical analysis Scanning probe microscopy Determination of geometric quantities using scanning probe microscopy: Calibration of measurement systems {译} 表面化学分析 扫描探针显微术 采用扫描探针显微镜测定几何量：测量系统校准 |
China National Standards metric |
English PDF |
| GB/T 17421.1-2023 |
General principles for inspection of machine tools Part 1: Geometric accuracy of machine tools under no-load or quasi-static conditions {译} 机床检验通则 第1部分：在无负荷或准静态条件下机床的几何精度 |
China National Standards metric |
English PDF |
| GB/T 35210.1-2023 |
Determination of isothermal adsorption/desorption capacity of shale methane - Part 1: Static volumetric method {译} 页岩甲烷等温吸附/解吸量的测定 第1部分：静态容积法 |
China National Standards metric |
English PDF |
| GB/T 26237.14-2023 |
Information technology - Biometric data exchange format - Part 14: DNA data {译} 信息技术 生物特征识别数据交换格式 第14部分：DNA数据 |
China National Standards metric |
English PDF |
| GB/T 42751-2023 |
Information technology; Biometric identification; Specifications for high-throughput sequencing genotyping systems {译} 信息技术 生物特征识别 高通量测序基因分型系统规范 |
China National Standards metric |
English PDF |
| GB/T 42513.1-2023 |
Methods for chemical analysis of nickel alloys - Part 1: Determination of chromium content - Ferrous ammonium sulfate potentiometric titration method {译} 镍合金化学分析方法 第1部分：铬含量的测定 硫酸亚铁铵电位滴定法 |
China National Standards metric |
English PDF |
| GB/T 42559-2023 |
Acoustics - Interferometric Fiber Optic Hydrophone Phase Shift Sensitivity Measurement {译} 声学 干涉型光纤水听器相移灵敏度测量 |
China National Standards metric |
English PDF |
| GB/T 41815.3-2023 |
Information technology - Biometric presence attack detection - Part 3: Testing and reporting {译} 信息技术 生物特征识别呈现攻击检测 第3部分：测试与报告 |
China National Standards metric |
English PDF |
| GB/T 37036.9-2023 |
Information technology - Biometric identification of mobile devices - Part 9: Test methods {译} 信息技术 移动设备生物特征识别 第9部分：测试方法 |
China National Standards metric |
English PDF |
| GB/T 23698-2023 |
General requirements for 3D scanning anthropometric methods {译} 三维扫描人体测量方法的一般要求 |
China National Standards metric |
English PDF |
| GB/T 26237.5-2023 |
Information technology - Biometric data exchange format - Part 5: Facial image data {译} 信息技术 生物特征识别数据交换格式 第5部分:人脸图像数据 |
China National Standards metric |
English PDF |
| GB/T 26416.9-2023 |
Methods for chemical analysis of rare earth iron alloys - Part 9: Determination of phosphorus content - Bismuth phosphomolybdenum blue spectrophotometric method {译} 稀土铁合金化学分析方法 第9部分：磷量的测定 铋磷钼蓝分光光度法 |
China National Standards metric |
English PDF |
| GB/T 26416.8-2023 |
Methods for chemical analysis of rare earth iron alloys - Part 8: Determination of silicon content - Photometric method {译} 稀土铁合金化学分析方法 第8部分：硅量的测定 光度法 |
China National Standards metric |
English PDF |
| GB/T 26237.11-2023 |
Information technology - Biometric data exchange format - Part 11: Processed signature/signature dynamic data {译} 信息技术 生物特征识别数据交换格式 第11部分：处理过的签名/签字动态数据 |
China National Standards metric |
English PDF |
| GB/T 26237.13-2023 |
Information technology - Biometric data exchange format - Part 13: Voice data {译} 信息技术 生物特征识别数据交换格式 第13部分：声音数据 |
China National Standards metric |
English PDF |
| GB/T 42585-2023 |
Information technology - Biometric identification - General specification for fingerprint identification modules {译} 信息技术 生物特征识别 指纹识别模块通用规范 |
China National Standards metric |
English PDF |
| GB/T 28826.3-2023 |
Information technology—Common biometric interchange format framework—Part 3: Maintainer format specification {译} 信息技术 公用生物特征识别交换格式框架 第3部分：维护者格式规范 |
China National Standards metric |
English PDF |
| GB/T 6730.51-2023 |
Iron ores - Determination of carbon content in carbonates - Caustic soda asbestos absorption gravimetric method {译} 铁矿石 碳酸盐中碳含量的测定 烧碱石棉吸收重量法 |
China National Standards metric |
English PDF |
| GB/T 29268.7-2023 |
Information technology - Biometric performance testing and reporting - Part 7: On-card biometric comparison algorithm testing {译} 信息技术 生物特征识别性能测试和报告 第7部分：卡上生物特征识别比对算法测试 |
China National Standards metric |
English PDF |
| GB/T 11060.1-2023 |
Natural gas - Determination of sulfur compounds - Part 1: Determination of hydrogen sulfide content by iodometric method {译} 天然气 含硫化合物的测定 第1部分：用碘量法测定硫化氢含量 |
China National Standards metric |
English PDF |
| GB/T 18779.3-2023 |
Geometric product specification (GPS) Measurement inspection of workpieces and measuring equipment - Part 3: Guidance on reaching consensus on the expression of measurement uncertainty {译} 产品几何技术规范（GPS） 工件与测量设备的测量检验 第3部分：关于测量不确定度表述达成共识的指南 |
China National Standards metric |
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 metric |
English PDF |
| GB/T 33767.14-2023 |
Information technology - Biometric sample quality - Part 14: DNA data {译} 信息技术 生物特征样本质量 第14部分：DNA数据 |
China National Standards metric |
English PDF |
| GB/T 26958.61-2023 |
Geometric Product Specification (GPS) Filtering Part 61: Linear Domain Filters Gaussian Filters {译} 产品几何技术规范（GPS） 滤波 第61部分：线性区域滤波器 高斯滤波器 |
China National Standards metric |
English PDF |
| GB/T 26958.60-2023 |
Geometric product specification (GPS) filtering - Part 60: Linear domain filters - Basic concepts {译} 产品几何技术规范（GPS） 滤波 第60部分：线性区域滤波器 基本概念 |
China National Standards metric |
English PDF |
| GB/T 30268.3-2023 |
Information technology—Conformity testing for the biometric application programming interface (BioAPI)—Part 3: Test assertions for the BioAPI framework {译} 信息技术 生物特征识别应用程序接口（BioAPI）的符合性测试 第3部分：BioAPI框架的测试断言 |
China National Standards metric |
English PDF |
| GB/T 37036.7-2023 |
Information technology - Biometrics for mobile devices - Part 7: Multimodal {译} 信息技术 移动设备生物特征识别 第7部分：多模态 |
China National Standards metric |
English PDF |
| GB/T 37036.5-2023 |
Information technology - Biometric identification of mobile devices - Part 5: Voiceprint {译} 信息技术 移动设备生物特征识别 第5部分：声纹 |
China National Standards metric |
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 metric |
English PDF |
| GB/T 41103-2022 |
Rolling bearings - Ceramic cylindrical rollers - Dimensions, product geometric specifications (GPS) and tolerance values {译} 滚动轴承 陶瓷圆柱滚子 外形尺寸、产品几何技术规范（GPS）和公差值 |
China National Standards metric |
English PDF |
| GB/T 223.63-2022 |
Iron, steel and alloys - Determination of manganese content - Sodium (potassium) periodate spectrophotometric method {译} 钢铁及合金 锰含量的测定 高碘酸钠（钾）分光光度法 |
China National Standards metric |
English PDF |
| GB/T 17164-2022 |
Terminology for measuring instruments for geometric quantities Product terminology {译} 几何量测量器具术语 产品术语 |
China National Standards metric |
English PDF |
| GB/T 17163-2022 |
Terminology of measuring instruments for geometric quantities Basic terms {译} 几何量测量器具术语 基本术语 |
China National Standards metric |
English PDF |
| GB/T 6702-2022 |
Naphthalene pickling colorimetric test method {译} 萘酸洗比色试验方法 |
China National Standards metric |
English PDF |
| GB/T 41428.1-2022 |
Surgical implants - bone and joint prostheses - Part 1: process of generating parametric 3D bone model based on knee CT data {译} 外科植入物 骨关节假体 第1部分：基于膝关节CT数据生成参数化3D骨模型的流程 |
China National Standards metric |
English PDF |
| GB/Z 41259-2022 |
Determination of quaternary ammonium salt in preservative wood and wood preservatives by automatic potentiometric titration {译} 自动电位滴定仪测定防腐木材和木材防腐剂中季铵盐的方法 |
China National Standards metric |
English PDF |
| GB/T 14571.4-2022 |
Test methods for ethylene glycol for industrial use Part 4: Determination of ultraviolet transmittance ultraviolet spectrophotometric method {译} 工业用乙二醇试验方法 第4部分：紫外透光率的测定 紫外分光光度法 |
China National Standards metric |
English PDF |
| GB/T 6730.60-2022 |
Iron ores - Determination of nickel content - Flame atomic absorption spectrometric method {译} 铁矿石 镍含量的测定 火焰原子吸收光谱法 |
China National Standards metric |
English PDF |
| GB/T 6730.5-2022 |
Iron ores -- Determination of total iron content -- Titrimetric method after titanium trichloride reduction {译} 铁矿石 全铁含量的测定 三氯化钛还原后滴定法 |
China National Standards metric |
English PDF |
| GB/T 41497-2022 |
Vanadium, iron, vanadium, silicon, phosphorus, manganese, aluminum and iron determination of content wavelength dispersive X-ray fluorescence spectrometric method {译} 钒铁 钒、硅、磷、锰、铝、铁含量的测定 波长色散X射线荧光光谱法 |
China National Standards metric |
English PDF |
| GB/T 41496-2022 |
Ferroalloys - Determination of moisture in delivery lots - Gravimetric method {译} 铁合金 交货批水分的测定 重量法 |
China National Standards metric |
English PDF |
| GB/T 4854.3-2022 |
Acoustics—Reference zero for the calibration of audiometric equipment—Part 3：Reference equivalent threshold vibratory force levels for pure tones and bone vibrators 声学 校准测听设备的基准零级 第3部分: 骨振器纯音基准等效阈振动力级 |
China National Standards metric |
English PDF |
| GB/T 6609.30-2022 |
Chemical analysis methods and determination of physical performance of alumina—Part 30: Determination of trace elements—Wavelength dispersive X-ray fluorescence spectrometric method 氧化铝化学分析方法和物理性能测定方法 第30部分：微量元素含量的测定 波长色散X射线荧光光谱法 |
China National Standards metric |
English PDF |
| GB/T 41322-2022 |
Cemented carbides - Determination of silicon content in cobalt powder - Spectrophotometric method {译} 硬质合金 钴粉中硅量的测定 分光光度法 |
China National Standards metric |
English PDF |
| GB/T 37036.6-2022 |
Information technology - Biometrics for mobile devices - Part 6: Finger veins {译} 信息技术 移动设备生物特征识别 第6部分：指静脉 |
China National Standards metric |
English PDF |
| GB/T 37036.8-2022 |
Information technology - Biometrics for mobile devices - Part 8: Detection of rendering attacks {译} 信息技术 移动设备生物特征识别 第8部分：呈现攻击检测 |
China National Standards metric |
English PDF |
| GB/T 26237.9-2022 |
Information technology - Biometric data exchange format - Part 9: Vascular image data {译} 信息技术 生物特征识别数据交换格式 第9部分：血管图像数据 |
China National Standards metric |
English PDF |
| GB/T 42132.1-2022 |
Information technology - Machine readable test data for biometric testing and reporting - Part 1: Test reports {译} 信息技术 用于生物特征识别测试和报告的机读测试数据 第1部分：测试报告 |
China National Standards metric |
English PDF |
| GB/T 41903.3-2022 |
Information technology - Object-oriented biometric application programming interface - Part 3: C# implementation {译} 信息技术 面向对象的生物特征识别应用编程接口 第3部分：C#实现 |
China National Standards metric |
English PDF |
| GB/T 41903.2-2022 |
Information technology - Object-oriented biometric application programming interface - Part 2: Java implementation {译} 信息技术 面向对象的生物特征识别应用编程接口 第2部分：Java实现 |
China National Standards metric |
English PDF |
| GB/T 26958.71-2022 |
Product Geometric Specifications (GPS) Filtering Part 71: Robust Region Filters Gaussian Regression Filters {译} 产品几何技术规范（GPS） 滤波 第71部分：稳健区域滤波器 高斯回归滤波器 |
China National Standards metric |
English PDF |
| GB/T 33523.606-2022 |
Geometric Product Specification (GPS) Surface Structure Area Method Part 606: Nominal Characteristics of Non-Contact (Zoom) Type Instruments {译} 产品几何技术规范（GPS） 表面结构 区域法 第606部分：非接触（变焦）式仪器的标称特性 |
China National Standards metric |
English PDF |
| GB/T 33523.605-2022 |
Product Geometric Specifications (GPS) Surface Structure Area Method Part 605: Nominal Characteristics of Non-Contact (Point AF Probe) Type Instruments {译} 产品几何技术规范（GPS） 表面结构 区域法 第605部分：非接触（点自动对焦探针）式仪器的标称特性 |
China National Standards metric |
English PDF |
| GB/T 26958.85-2022 |
Geometric Product Specification (GPS) Filtering Part 85: Morphological Region Filters Segmentation {译} 产品几何技术规范（GPS） 滤波 第85部分：形态学区域滤波器 分割 |
China National Standards metric |
English PDF |
| GB/T 42084-2022 |
Product Geometric Specification (GPS) Extraction {译} 产品几何技术规范(GPS) 提取 |
China National Standards metric |
English PDF |
| GB/T 16857.9-2022 |
Geometric Product Specification (GPS) Coordinate Measuring System (CMS) Acceptance and Re-inspection Testing Part 9: Coordinate Measuring Machines Equipped with Multiple Probing Systems {译} 产品几何技术规范（GPS） 坐标测量系统（CMS）的验收检测和复检检测 第9部分：配备多种探测系统的坐标测量机 |
China National Standards metric |
English PDF |
| GB/T 16857.8-2022 |
Geometric Product Specification (GPS) Coordinate Measuring System (CMS) Acceptance and Re-inspection Testing Part 8: Coordinate Measuring Machines Using Optical Distance Sensors {译} 产品几何技术规范（GPS） 坐标测量系统（CMS）的验收检测和复检检测 第8部分：使用光学距离传感器的坐标测量机 |
China National Standards metric |
English PDF |
| GB/T 16857.7-2022 |
Product Geometric Specification (GPS) Coordinate Measuring System (CMS) Acceptance Test and Re-inspection Test Part 7: Coordinate Measuring Machine Equipped with Image Detection System {译} 产品几何技术规范(GPS) 坐标测量系统（CMS）的验收检测和复检检测 第7部分：配置影像探测系统的坐标测量机 |
China National Standards metric |
English PDF |
| GB/T 16857.12-2022 |
Geometric product specification (GPS) Acceptance testing and re-inspection testing of coordinate measuring systems (CMS) Part 12: Coordinate measuring machines with articulated arms {译} 产品几何技术规范（GPS） 坐标测量系统（CMS）的验收检测和复检检测 第12部分：关节臂式坐标测量机 |
China National Standards metric |
English PDF |
| GB/T 16857.10-2022 |
Geometric Product Specification (GPS) Coordinate Measuring System (CMS) Acceptance Test and Re-inspection Test Part 10: Laser Tracker {译} 产品几何技术规范（GPS） 坐标测量系统（CMS）的验收检测和复检检测 第10部分：激光跟踪仪 |
China National Standards metric |
English PDF |
| GB/T 33523.3-2022 |
Geometric Product Specification (GPS) Surface Structure Area Method Part 3: Set of Specification Operations {译} 产品几何技术规范（GPS） 表面结构 区域法 第3部分：规范操作集 |
China National Standards metric |
English PDF |
| GB/T 17851-2022 |
Product Geometric Specifications (GPS) Geometric Tolerancing Datums and Datum Systems {译} 产品几何技术规范（GPS） 几何公差 基准和基准体系 |
China National Standards metric |
English PDF |
| GB/T 40815.5-2022 |
Mechanical construction of electrical and electronic equipment - Thermal management of imperial and metric series enclosures - Part 5: Evaluation of cooling performance of indoor enclosures {译} 电气和电子设备机械结构 符合英制系列和公制系列机柜的热管理 第5部分：户内机柜的冷却性能评估 |
China National Standards metric |
English PDF |
| GB/T 18663.5-2022 |
Mechanical construction of electronic equipment - Tests for metric and imperial series - Part 5: Seismic tests for enclosures, subracks and inserts {译} 电子设备机械结构 公制系列和英制系列的试验 第5部分：机箱、插箱和插件的地震试验 |
China National Standards metric |
English PDF |
| GB/T 18663.4-2022 |
Mechanical construction of electronic equipment - Tests for metric and imperial series - Part 4: Combinations of performance levels for modular cabinets {译} 电子设备机械结构 公制系列和英制系列的试验 第4部分：模数机柜的性能等级组合 |
China National Standards metric |
English PDF |
| GB/T 41803.1-2022 |
Information technology - Social security card biometric identification application system - Part 1: General requirements {译} 信息技术 社会保障卡生物特征识别应用系统 第1部分：通用要求 |
China National Standards metric |
English PDF |
| GB/T 41815.2-2022 |
Information technology — Biometric presence attack detection — Part 2: Data formats {译} 信息技术 生物特征识别呈现攻击检测 第2部分：数据格式 |
China National Standards metric |
English PDF |
| GB/T 26237.1-2022 |
Information technology - Biometric data exchange format - Part 1: Framework {译} 信息技术 生物特征识别数据交换格式 第1部分：框架 |
China National Standards metric |
English PDF |
| GB/T 41772-2022 |
Information technology - Biometric identification - Technical requirements for face recognition systems {译} 信息技术 生物特征识别 人脸识别系统技术要求 |
China National Standards metric |
English PDF |
| GB/T 41815.1-2022 |
Information technology—Biometrics presents attack detection—Part 1: Framework {译} 信息技术 生物特征识别呈现攻击检测 第1部分：框架 |
China National Standards metric |
English PDF |
| GB/T 41804-2022 |
Information technology—Methods for evaluating the environmental impact of biometric system performance {译} 信息技术 生物特征识别系统性能环境影响的评价方法 |
China National Standards metric |
English PDF |
| GB/T 26237.10-2022 |
Information technology - Biometric data exchange format - Part 10: Hand contour data {译} 信息技术 生物特征识别数据交换格式 第10部分：手形轮廓数据 |
China National Standards metric |
English PDF |
| GB/T 40694.4-2022 |
Information technology - Diagrams, icons and symbols for use in biometric identification systems - Part 4: Fingerprint applications {译} 信息技术 用于生物特征识别系统的图示、图标和符号 第4部分：指纹应用 |
China National Standards metric |
English PDF |
| GB/T 26237.15-2022 |
Information technology - Biometric data exchange format - Part 15: Palmprint image data {译} 信息技术 生物特征识别数据交换格式 第15部分：掌纹图像数据 |
China National Standards metric |
English PDF |
| GB/T 28826.4-2022 |
Information technology - Common biometric interchange format framework - Part 4: Security block format specification {译} 信息技术 公用生物特征识别交换格式框架 第4部分：安全块格式规范 |
China National Standards metric |
English PDF |
| GB/T 29268.6-2022 |
Information technology - Biometric recognition performance testing and reporting - Part 6: Test methods for operational evaluation {译} 信息技术 生物特征识别性能测试和报告 第6部分：运行评价的测试方法 |
China National Standards metric |
English PDF |
| GB/T 29268.5-2022 |
Information technology - Biometric performance testing and reporting - Part 5: Access control scenarios and grading mechanisms {译} 信息技术 生物特征识别性能测试和报告 第5部分：访问控制场景与分级机制 |
China National Standards metric |
English PDF |
| GB/T 41903.1-2022 |
Information technology - Object-oriented biometric application programming interface - Part 1: Architecture {译} 信息技术 面向对象的生物特征识别应用编程接口 第1部分：体系结构 |
China National Standards metric |
English PDF |
| GB/T 40694.9-2022 |
Information technology - Diagrams, icons and symbols for biometric identification systems - Part 9: Vascular applications {译} 信息技术 用于生物特征识别系统的图示、图标和符号 第9部分：血管应用 |
China National Standards metric |
English PDF |
| GB/T 40694.5-2022 |
Information technology - Diagrams, icons and symbols for biometric identification systems - Part 5: Face applications {译} 信息技术 用于生物特征识别系统的图示、图标和符号 第5部分：人脸应用 |
China National Standards metric |
English PDF |
| GB/T 26237.8-2022 |
Information technology - Biometric data exchange format - Part 8: Fingerprint skeleton data {译} 信息技术 生物特征识别数据交换格式 第8部分：指纹骨架数据 |
China National Standards metric |
English PDF |
| GB/T 41801.3-2022 |
Information technology - Biometric identification systems on cards - Part 3: Logical information exchange mechanism {译} 信息技术 卡上生物特征识别系统 第3部分：逻辑信息交换机制 |
China National Standards metric |
English PDF |
| GB/T 41801.2-2022 |
Information technology - Biometric identification systems on cards - Part 2: Physical characteristics {译} 信息技术 卡上生物特征识别系统 第2部分：物理特性 |
China National Standards metric |
English PDF |
| GB/T 41801.1-2022 |
Information technology - Biometric identification systems on cards - Part 1: Basic requirements {译} 信息技术 卡上生物特征识别系统 第1部分：基本要求 |
China National Standards metric |
English PDF |
| GB/T 41814.1-2022 |
Information technology - Biometric calibration, augmentation and fusion data - Part 1: Fusion information format {译} 信息技术 生物特征识别校准、增强和融合数据 第1部分：融合信息格式 |
China National Standards metric |
English PDF |
| GB/T 41786-2022 |
public safety biometrics terminology {译} 公共安全 生物特征识别 术语 |
China National Standards metric |
English PDF |
| GB/T 1871.5-2022 |
Determination of magnesium oxide content in phosphate rocks and concentrates - Flame atomic absorption spectrometry, volumetric and inductively coupled plasma emission spectrometry {译} 磷矿石和磷精矿中氧化镁含量的测定 火焰原子吸收光谱法、容量法和电感耦合等离子体发射光谱法 |
China National Standards metric |
English PDF |
| GB/T 5686.1-2022 |
Ferromanganese, manganese silicon alloy, ferromanganese nitride and metal manganese Determination of manganese content Potentiometric titration, ammonium nitrate oxidation titration and perchloric acid oxidation titration {译} 锰铁、锰硅合金、氮化锰铁和金属锰 锰含量的测定 电位滴定法、硝酸铵氧化滴定法及高氯酸氧化滴定法 |
China National Standards metric |
English PDF |
| GB/T 5686.2-2022 |
Determination of ferromanganese, manganese-silicon alloy, ferromanganese nitride and metal manganese-silicon content Molybdenum blue spectrophotometry, potassium fluorosilicate titration and perchloric acid gravimetric method {译} 锰铁、锰硅合金、氮化锰铁和金属锰 硅含量的测定 钼蓝分光光度法、氟硅酸钾滴定法和高氯酸重量法 |
China National Standards metric |
English PDF |
| GB/T 18779.1-2022 |
Geometric Product Specification (GPS) Measurement Inspection of Workpieces and Measuring Equipment Part 1: Rules for Passing or Failing Verification According to Specifications {译} 产品几何技术规范(GPS) 工件与测量设备的测量检验 第1部分：按规范验证合格或不合格的判定规则 |
China National Standards metric |
English PDF |
| GB/T 38265.3-2022 |
Test methods for soldering fluxes - Part 3: Determination of acid value - Potentiometric and visual titration {译} 软钎剂试验方法 第3部分：酸值的测定 电位滴定法和目视滴定法 |
China National Standards metric |
English PDF |
| GB/T 4096.2-2022 |
Geometric Product Specification (GPS) Wedge Part 2: Dimensioning and Tolerancing {译} 产品几何技术规范（GPS） 楔体 第2部分：尺寸与公差标注 |
China National Standards metric |
English PDF |
| GB/T 4096.1-2022 |
Product Geometric Specifications (GPS) Wedges Part 1: Angle and Slope Series {译} 产品几何技术规范（GPS） 楔体 第1部分：角度与斜度系列 |
China National Standards metric |
English PDF |
| GB/T 42124.1-2022 |
Geometric product specification (GPS) Dimensional and geometric tolerances of molded parts - Part 1: Vocabulary {译} 产品几何技术规范（GPS） 模制件的尺寸和几何公差 第1部分：词汇 |
China National Standards metric |
English PDF |
| GB/T 41858-2022 |
Product Geometric Specification (GPS) Batch Specification {译} 产品几何技术规范（GPS） 批量规范 |
China National Standards metric |
English PDF |
| GB/T 16892-2022 |
Product Geometric Specification (GPS) Dimensioning and Tolerancing Non-rigid Parts {译} 产品几何技术规范（GPS） 尺寸和公差标注 非刚性零件 |
China National Standards metric |
English PDF |
| GB/T 6730.83-2022 |
Iron ore - Determination of loss on ignition - Hygroscopic water corrected gravimetric method {译} 铁矿石 灼烧减量的测定 吸湿水校正重量法 |
China National Standards metric |
English PDF |
| GB/T 40401-2021 |
Determination of density by volumetric displacement—Skeleton density by gas pycnometry 骨架密度的测量 气体体积置换法 |
China National Standards metric |
English PDF |
| GB/T 15728-2021 |
Glass resistance to attack by a boiling hydrochloric acid gravimetric method of test and classification 玻璃耐沸腾盐酸侵蚀性的重量试验方法和分级 |
China National Standards metric |
English PDF |
| GB/T 14949.2-2021 |
Manganese ores—Determination of nickel content—Flame atomic absorption spectrometric method 锰矿石 镍含量的测定 火焰原子吸收光谱法 |
China National Standards metric |
English PDF |
| GB/T 14949.11-2021 |
Manganese ores—Determination of carbon content—Gravimetric method and infrared absorption method 锰矿石 碳含量的测定 重量法和红外线吸收法 |
China National Standards metric |
English PDF |
| GB/T 14637-2021 |
Determination of copper,iron and zinc in industrial circulating cooling water and scale—Atomic absorption spectrometric method 工业循环冷却水及水垢中铜、铁、锌的测定 原子吸收光谱法 |
China National Standards metric |
English PDF |
| GB/T 14636-2021 |
Determination of calcium and magnesium in industrial circulating cooling water and scale—Atomic absorption spectrometric method 工业循环冷却水及水垢中钙、镁的测定 原子吸收光谱法 |
China National Standards metric |
English PDF |
| GB/T 12810-2021 |
Laboratory glassware—Capacity methods testing and use of volumetric instruments 实验室玻璃仪器 玻璃量器的容量校准和使用方法 |
China National Standards metric |
English PDF |
| GB/T 7731.5-2021 |
Ferrotungsten—Determination of silicon content—Silicomolybdenum blue spectrophotometric method 钨铁 硅含量的测定 硅钼蓝分光光度法 |
China National Standards metric |
English PDF |
| GB/T 7731.4-2021 |
Ferrotungsten—Determination of phosphorus content—Phosphorus molybdenum blue spectrophotometric method 钨铁 磷含量的测定 磷钼蓝分光光度法 |
China National Standards metric |
English PDF |
| GB/T 7731.1-2021 |
Ferrotungsten—Determination of tungsten content—Cinchonine gravimetric method and ammonium nitrate gravimetric method 钨铁 钨含量的测定 辛可宁重量法和硝酸铵重量法 |
China National Standards metric |
English PDF |
| GB/T 7729-2021 |
Chemical analysis of metallurgical products—General rule for spectrophotometric methods 冶金产品化学分析 分光光度法通则 |
China National Standards metric |
English PDF |
| GB/T 7728-2021 |
Chemical analysis of metallurgical products—General rule for flame atomic absorption spectrometric methods 冶金产品化学分析 火焰原子吸收光谱法通则 |
China National Standards metric |
English PDF |
| GB/T 6324.11-2021 |
Test method of organic chemical products—Part 11：Determination of trace arsenic in liquid products—Atomic fluorescence spectrometric method 有机化工产品试验方法 第11部分：液体化工产品中微量砷的测定 原子荧光法 |
China National Standards metric |
English PDF |
| GB/T 223.91-2021 |
Iron, steel and alloy—Determination of copper—2,2’-Biquinoline spectrophotometric method 钢铁及合金 铜含量的测定 2，2'-联喹啉分光光度法 |
China National Standards metric |
English PDF |
| GB/T 223.90-2021 |
Iron, steel and alloy—Determination of silicon content—Inductively coupled plasma atomic emission spectrometric method 钢铁及合金 硅含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards metric |
English PDF |
| GB/T 40374-2021 |
Hardmetals—Determination of lead and cadmium content—Flame atomic absorption spectrometric method and inductively coupled plasma atomic emission spectrometry 硬质合金化学分析方法 铅量和镉量的测定 火焰原子吸收光谱法和电感耦合等离子体原子发射光谱法 |
China National Standards metric |
English PDF |
| GB/T 40173-2021 |
Determination of reducing-end sugar in water-soluble chitosan—Spectrophotometric method 水溶性壳聚糖中还原性端基糖的测定 分光光度法 |
China National Standards metric |
English PDF |
| GB/T 40152-2021 |
Determination of saccharase activity in honey—Spectrophotometric method 蜂蜜中蔗糖转化酶的测定 分光光度法 |
China National Standards metric |
English PDF |
| GB/T 14949.5-2021 |
Manganese ores一Determination of titanium content一Diantipyrylmethane spectrophotometric method 锰矿石 钛含量的测定 二安替吡啉甲烷分光光度法 |
China National Standards metric |
English PDF |
| GB/T 14949.12-2021 |
Manganese ores - Determination of combined water content - Gravimetric method 锰矿石 化合水含量的测定 重量法 |
China National Standards metric |
English PDF |
| GB/T 20373-2021 |
Determination of acetyl content in modified starch—Titrimetric method 变性淀粉中乙酰基含量的测定 滴定法 |
China National Standards metric |
English PDF |
| GB/T 37036.4-2021 |
Information technology—Biometrics used with mobile devices—Part 4：Iris 信息技术 移动设备生物特征识别 第4部分：虹膜 |
China National Standards metric |
English PDF |
| GB/T 39748.9-2021 |
Urine-absorbing aids for incontinence—Test methods for characterizing polymer-based absorbent materials—Part 9:Gravimetric determination of density 失禁用尿吸收辅助器具 聚合物基质吸液材料特性的测试方法 第9部分：称重法测定密度 |
China National Standards metric |
English PDF |
| GB/T 39748.8-2021 |
Urine-absorbing aids for incontinence—Test methods for characterizing polymer-based absorbent materials—Part 8:Gravimetric determination of flowrate 失禁用尿吸收辅助器具 聚合物基质吸液材料特性的测试方法 第8部分：称重法测定流量 |
China National Standards metric |
English PDF |
| GB/T 39748.7-2021 |
Urine-absorbing aids for incontinence—Test methods for characterizing polymer-based absorbent materials—Part 7:Gravimetric determination of absorption under pressure 失禁用尿吸收辅助器具 聚合物基质吸液材料特性的测试方法 第7部分：称重法测定压力作用下的吸液量 |
China National Standards metric |
English PDF |
| GB/T 39748.6-2021 |
Urine-absorbing aids for incontinence—Test methods for characterizing polymer-based absorbent materials—Part 6:Gravimetric determination of fluid retention capacity in saline solution after centrifugation 失禁用尿吸收辅助器具 聚合物基质吸液材料特性的测试方法 第 6 部分: 称重法测定离心后的生理盐水保液率 |
China National Standards metric |
English PDF |
| GB/T 39748.10-2021 |
Urine-absorbing aids for incontinence -- Test methods for characterizing polymer-based absorbent materials -- Part 10: Determination of extractable polymer content by potentiometric titration 失禁用尿吸收辅助器具 聚合物基质吸液材料特性的测定方法 第10部分：电位滴定法测定可萃取聚合物量 |
China National Standards metric |
English PDF |
| GB/T 39741.2-2021 |
Plain bearings—Tolerances—Part 2：Tolerances on geometrical characteristics and surface roughness for shafts and thrust collars 滑动轴承 公差 第2部分：轴和止推轴肩的几何公差及表面粗糙度 |
China National Standards metric |
English PDF |
| GB/T 34077.2-2021 |
Management specification of electronic government common platform based on cloud computing -- Part 2: Services metrics and valuation 基于云计算的电子政务公共平台管理规范 第2部分：服务度量计价 |
China National Standards metric |
English PDF |
| GB/T 17901.3-2021 |
Information technology—Security techniques—Key management—Part 3: Mechanisms using asymmetric techniques 信息技术 安全技术 密钥管理 第3部分：采用非对称技术的机制 |
China National Standards metric |
English PDF |
| GB/T 6730.25-2021 |
Iron ores—Determination of total rare earth contents—Oxalate gravimetric method 铁矿石 稀土总量的测定 草酸盐重量法 |
China National Standards metric |
English PDF |
| GB/T 41105.3-2021 |
Non-destructive testing -- Measurement and evaluation of the X-ray tube voltage -- Part 3: Spectrometric method 无损检测? X射线管电压的测量和评价 第3部分：能谱法 |
China National Standards metric |
English PDF |
| GB/T 6445-2021 |
Rolling bearings—Needle roller bearing track rollers—Boundary dimensions, geometrical product specifications (GPS) and tolerance values 滚动轴承 滚轮滚针轴承 外形尺寸、产品几何技术规范（GPS）和公差值 |
China National Standards metric |
English PDF |
| GB/T 6730.48-2021 |
Iron ores—Determination of bismuth content— Dithiodiantipyryl methane spectrophotometric method 铁矿石 铋含量的测定 二硫代二安替吡啉甲烷分光光度法 |
China National Standards metric |
English PDF |
| GB/T 22522-2021 |
metric series wires for measuring screw threads 测量螺纹用米制系列量针 |
China National Standards metric |
English PDF |
| GB/T 20882.4-2021 |
Rolling bearings—Needle roller bearing track rollers—Boundary dimensions, geometrical product specifications (GPS) and tolerance values 淀粉糖质量要求 第4部分：果葡糖浆 |
China National Standards metric |
English PDF |
| GB/T 40998-2021 |
Determination of hydroxypropyl content in modified starch -- Spectrophotometric method 变性淀粉中羟丙基含量的测定 分光光度法 |
China National Standards metric |
English PDF |
| GB/T 40915-2021 |
Determination of SiO2,Al2O3,Fe2O3,K2O,Na2O,CaO,MgO content of soda-lime-silica glass by X-ray fluorescence spectrometric method X射线荧光光谱法测定钠钙硅玻璃中SiO2、Al2O3、Fe2O3、K2O、Na2O、CaO、MgO含量 |
China National Standards metric |
English PDF |
| GB/T 40897-2021 |
Determination of alkali sulfides and alkaline earth sulfides in cosmetics—Methylene blue spectrophotometric method 化妆品中碱金属硫化物和碱土金属硫化物的测定 亚甲基蓝分光光度法 |
China National Standards metric |
English PDF |
| GB/T 40944-2021 |
Determination of feed particle size—Geometric mean diameter method 饲料粒度测定 几何平均粒度法 |
China National Standards metric |
English PDF |
| GB/T 17903.2-2021 |
Information technology—Security techniques—Non-repudiation—Part 2:Mechanisms using symmetric techniques 信息技术 安全技术 抗抵赖 第2部分：采用对称技术的机制 |
China National Standards metric |
English PDF |
| GB/T 40815.4-2021 |
Mechanical structures for electrical and electronic equipment—Thermal managementfor cabinets in accordance with inch and metric system—Part 4:Cooling performance tests for water supplied heat exchangers in electronic cabinets 电气和电子设备机械结构 符合英制系列和公制系列机柜的热管理 第4部分：电子机柜中供水热交换器的冷却性能试验 |
China National Standards metric |
English PDF |
| GB/T 40815.2-2021 |
Mechanical structures for electrical and electronic equipment—Thermal management for cabinets in accordance with inch and metric system—Part 2:Method for the determination of forced air cooling 电气和电子设备机械结构 符合英制系列和公制系列机柜的热管理 第2部分：强迫风冷的确定方法 |
China National Standards metric |
English PDF |
| GB/T 18663.2-2021 |
Mechanical structures for electronic equipment—Tests for metric and inch system—Part 2: Seismic tests for cabinets and racks 电子设备机械结构 公制系列和英制系列的试验 第2部分：机柜和机架的地震试验 |
China National Standards metric |
English PDF |
| GB/T 5271.37-2021 |
Information technology—Vocabulary—Part 37:Biometrics 信息技术 词汇 第37部分：生物特征识别 |
China National Standards metric |
English PDF |
| GB/T 40694.1-2021 |
Information technology—Pictograms,icons and symbols for use with biometric systems—Part 1: General principles 信息技术 用于生物特征识别系统的图示、图标和符号 第1部分：总则 |
China National Standards metric |
English PDF |
| GB/T 40742.5-2021 |
Geometrical product specifications (GPS)—Geometrical precisionverification—Part 5:Estimation of uncertainty of measurement for geometrical characteristics verification 产品几何技术规范（GPS） 几何精度的检测与验证 第5部分:几何特征检测与验证中测量不确定度的评估 |
China National Standards metric |
English PDF |
| GB/T 19789-2021 |
Packaging material—Test method for oxygen gas permeability characteristics of plastic film and sheeting—Coulometric sensor 包装材料 塑料薄膜和薄片氧气透过性试验 库仑计检测法 |
China National Standards metric |
English PDF |
| GB/T 18996-2021 |
Silver jewellery alloys—Determination of silver—Volumetric (potentiometric) method using sodium chloride or potassium chloride 银合金首饰 银含量的测定 氯化钠或氯化钾容量法(电位滴定法) |
China National Standards metric |
English PDF |
| GB/T 17832-2021 |
Silver jewellery alloys—Determination of silver—Volumetric (potentiometric) method using potassium bromide 银合金首饰 银含量的测定 溴化钾容量法(电位滴定法) |
China National Standards metric |
English PDF |
| GB/T 39560.702-2021 |
Determination of certain substances in electrical and electronic products—Part 7-2:Hexavalent chrome—Determination of hexavalent chrome[Cr(VI)]in polymers and electronics by the colormetric method 电子电气产品中某些物质的测定 第7-2部分：六价铬 比色法测定聚合物和电子件中的六价铬[Cr（VI）] |
China National Standards metric |
English PDF |
| GB/T 40810.2-2021 |
Geometrical product specifications (GPS)—Online measurement in process—Part 2：Online verifications of geometric features（form and position） 产品几何技术规范（GPS） 生产过程在线测量 第2部分：几何特征（形位）的在线检测与验证 |
China National Standards metric |
English PDF |
| GB/T 40810.1-2021 |
Geometrical product specifications (GPS)—Online measurement in process—Part 1:Online verification of geometric features (size and surface texture) 产品几何技术规范（GPS） 生产过程在线测量 第1部分：几何特征（尺寸、表面结构）的在线检测与验证 |
China National Standards metric |
English PDF |
| GB/T 40742.4-2021 |
Geometrical product specifications (GPS)—Geometrical precision verification—Part 4：Evaluation of dimension and geometrical error，discriminant pattern of minimum zone 产品几何技术规范（GPS） 几何精度的检测与验证 第4部分：尺寸和几何误差评定、最小区域的判别模式 |
China National Standards metric |
English PDF |
| GB/T 40742.3-2021 |
Geometrical product specifications (GPS)—Geometrical precision verification—Part 3:Functional gauges and fixtures—Verification when applying maximum material requirements and minimum material requirements 产品几何技术规范（GPS） 几何精度的检测与验证 第3部分：功能量规与夹具 应用最大实体要求和最小实体要求时的检测与验证 |
China National Standards metric |
English PDF |
| GB/T 40742.2-2021 |
Geometrical product specifications (GPS)—Geometrical precision verification—Part 2：Verification of form characteristics, orientation characteristics, position characteristics, run-out characteristics and profile characteristics 产品几何技术规范（GPS） 几何精度的检测与验证 第2部分：形状、方向、位置、跳动和轮廓度特征的检测与验证 |
China National Standards metric |
English PDF |
| GB/T 40742.1-2021 |
Geometrical product specifications (GPS)—Geometrical precision verification—Part 1:Basic concept and measurement—Symbol,terminology,measuring conditions and procedures 产品几何技术规范（GPS） 几何精度的检测与验证 第1部分：基本概念和测量基础 符号、术语、测量条件和程序 |
China National Standards metric |
English PDF |
| GB/T 40784.1-2021 |
Information technology. Biometric profiles for interoperability and data interchange -- Part 1: Overview of biometric systems and biometric profiles 信息技术 用于互操作和数据交换的生物特征识别轮廓 第1部分：生物特征识别系统概述和生物特征识别轮廓 |
China National Standards metric |
English PDF |
| GB/T 40660-2021 |
Information security technology—General requirements for biometric information protection 信息安全技术 生物特征识别信息保护基本要求 |
China National Standards metric |
English PDF |
| GB/T 14949.6-2021 |
Manganese ores—Determination of copper,lead and zinc content—Flame atomic absorption spectrometric method 锰矿石 铜、铅和锌含量的测定 火焰原子吸收光谱法 |
China National Standards metric |
English PDF |
| GB/T 40523-2021 |
Technology specification for geometric calibration of 1:25000 1:50000 optical mapping satellite 1:25000 1:50000光学测绘卫星几何检校技术规范 |
China National Standards metric |
English PDF |
| GB/T 39516-2020 |
Micro nano standard samples（geometric） 微纳米标准样板（几何量） |
China National Standards metric |
English PDF |
| GB/T 39518-2020 |
Geometrical product specifications (GPS) — Guidelines for the evaluation of coordinate measuring machine (CMM) test uncertainty for CMMs using single and multiple stylus contacting probing systems 产品几何技术规范（GPS） 使用单探针和多探针接触式探测系统坐标测量机的检测不确定度评估指南 |
China National Standards metric |
English PDF |
| GB/T 39522-2020 |
metric series wires for the pitch diameters of screw threads 螺纹中径米制系列量针 |
China National Standards metric |
English PDF |
| GB/T 39138.1-2020 |
Methods for chemical analysis of gold nickel chromium iron silicon boron alloys—Part 1：Determination of gold content—Potentiometric titration using ferrous sulfate 金镍铬铁硅硼合金化学分析方法 第1部分：金含量的测定 硫酸亚铁电位滴定法 |
China National Standards metric |
English PDF |
| GB/T 39138.2-2020 |
Methods for chemical analysis of gold nickel chromium iron silicon boron alloys—Part 2：Determination of nickel content—Dimethylglyoxime gravimetric method 金镍铬铁硅硼合金化学分析方法 第2部分：镍含量的测定 丁二酮肟重量法 |
China National Standards metric |
English PDF |
| GB/T 39193-2020 |
Ambient air—Determination of particulate matter mass concentration—Gravimetric method 环境空气 颗粒物质量浓度测定 重量法 |
China National Standards metric |
English PDF |
| GB/T 8151.22-2020 |
Methods for chemical analysis of zinc concentrates—Part 22: Determination of zinc, copper, lead,iron,aluminium ,calcium and magnesium contents—Wavelength dispersive X-ray fluorescence spectrometric method 锌精矿化学分析方法 第22部分：锌、铜、铅、铁、铝、钙和镁含量的测定 波长色散X射线荧光光谱法 |
China National Standards metric |
English PDF |
| GB/T 38935-2020 |
On-orbit radiometric characteristics assessment for optical imaging remote sensor—VIS-SWIR 光学遥感器在轨成像辐射性能评价方法 可见光-短波红外 |
China National Standards metric |
English PDF |
| GB/T 223.37-2020 |
Iron, steel and alloy—Determination of nitrogen content—Indophenol blue spectrophotometric method after distillation separation 钢铁及合金 氮含量的测定 蒸馏分离靛酚蓝分光光度法 |
China National Standards metric |
English PDF |
| GB/T 20975.25-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 25：Determination of elements content—Inductively coupled plasma atomic emission spectrometric method 铝及铝合金化学分析方法 第25部分：元素含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards metric |
English PDF |
| GB/T 20975.35-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 35:Determination of tungsten content—Thiocyanate spectrophotometric method 铝及铝合金化学分析方法 第35部分：钨含量的测定 硫氰酸盐分光光度法 |
China National Standards metric |
English PDF |
| GB/T 38939-2020 |
Nickel-based alloy—Determination of multi-element contents—Spark discharge atomic emission spectrometric method(routine method) 镍基合金 多元素含量的测定 火花放电原子发射光谱分析法（常规法） |
China National Standards metric |
English PDF |
| GB/T 38812.3-2020 |
Direct reduced iron—Determination of silicon, manganese, phosphorus, vanadium, titanium, copper, aluminum, arsenic, magnesium, calcium, potassium and sodium content—Inductively coupled plasma atomic emission spectrometric method 直接还原铁 硅、锰、磷、钒、钛、铜、铝、砷、镁、钙、钾、钠含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards metric |
English PDF |
| GB/T 38812.2-2020 |
Direct reduced iron—Determination of metallic iron content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride 直接还原铁 金属铁含量的测定 三氯化铁分解重铬酸钾滴定法 |
China National Standards metric |
English PDF |
| GB/T 38812.1-2020 |
Direct reduced iron—Determination of iron(Ⅱ) content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride 直接还原铁 亚铁含量的测定 三氯化铁分解重铬酸钾滴定法 |
China National Standards metric |
English PDF |
| GB/T 8454-2020 |
Reduced ilmenite powder for welding rob—Determination of ferrous iron content—Potassium dichromate titrimetric method 焊条用还原钛铁矿粉 亚铁含量的测定 重铬酸钾滴定法 |
China National Standards metric |
English PDF |
| GB/T 6730.82-2020 |
Iron ores—Determination of barium content—EDTA titrimetric method 铁矿石 钡含量的测定 EDTA滴定法 |
China National Standards metric |
English PDF |
| GB/T 6730.81-2020 |
Iron ores—Determination of multiple trace elements—Inductively coupled plasma mass spectrometric method 铁矿石 多种微量元素含量的测定 电感耦合等离子体质谱法 |
China National Standards metric |
English PDF |
| GB/T 8704.6-2020 |
Ferrovanadium—Determination of silicon content—The sulfuric acid dehydration gralimetric method and the silicomolybdic blue photometric method 钒铁 硅含量的测定 硫酸脱水重量法和硅钼蓝分光光度法 |
China National Standards metric |
English PDF |
| GB/T 8704.5-2020 |
Ferrovanadium—Determination of vanadium content—The ammonium ferrous sulfate titrimetric method and the potentiometric titrimetric method 钒铁 钒含量的测定 硫酸亚铁铵滴定法和电位滴定法 |
China National Standards metric |
English PDF |
| GB/T 8704.10-2020 |
Ferrovanadium—Determination of silicon, manganese, phosphorus, aluminum, copper, chromium, nickel and titanium contents— Inductively coupled plasma atomic emission spectrometric method 钒铁 硅、锰、磷、铝、铜、铬、镍、钛含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards metric |
English PDF |
| GB/T 5687.12-2020 |
Ferrochromium—Determination of phosphorus, aluminum, titanium, copper, manganese, calcium content—Inductively coupled plasma atomic emission spectrometric method 铬铁 磷、铝、钛、铜、锰、钙含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards metric |
English PDF |
| GB/T 38761-2020 |
Geometrical product specifications (GPS)—Characteristics and conditions—Definitions 产品几何技术规范（GPS） 特征和条件 定义 |
China National Standards metric |
English PDF |
| GB/T 38762.3-2020 |
Geometrical product specifications (GPS)—Dimensional tolerancing—Part 3: Angular sizes 产品几何技术规范（GPS） 尺寸公差 第3部分：角度尺寸 |
China National Standards metric |
English PDF |
| GB/T 38762.1-2020 |
Geometrical product specifications (GPS)—Dimensional tolerancing—Part 1: Linear sizes 产品几何技术规范（GPS） 尺寸公差 第1部分：线性尺寸 |
China National Standards metric |
English PDF |
| GB/T 38762.2-2020 |
Geometrical product specifications (GPS)—Dimensional tolerancing—Part 2: Dimensions other than linear or angular sizes 产品几何技术规范（GPS） 尺寸公差 第2部分：除线性、角度尺寸外的尺寸 |
China National Standards metric |
English PDF |
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