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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. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 17389-2013 |
Recommended practice for the application of elecTrical submersible cable system 潜油电泵电缆系统的应用 |
China National Standards Tri |
 English PDF |
| GB/T 9572-2013 |
Rubber and plastics hoses and hose assemblies—Determination of elecTrical resistance and conductivity 橡胶和塑料软管及软管组合件 电阻和导电性的测定 |
China National Standards Tri |
English PDF |
| GB/T 14853.5-2013 |
Rubber compounding ingredients—Pelletized carbon black—Part 5：Determination of pellet size disTribution 橡胶用造粒炭黑 第5部分：颗粒尺寸分布的测定 |
China National Standards Tri |
English PDF |
| GB/T 16467-2013 |
Fixed capacitors for use in electronic equipment―Part 19-1: Blank detail specification—Fixed metallized polyethylene-terephthalate film dielecTric surface mount d.c.capacitors―Assessment level EZ 电子设备用固定电容器 第19-1部分：空白详细规范 表面安装金属化聚乙烯对苯二甲酸酯膜介质直流固定电容器 评定水平EZ |
China National Standards Tri |
English PDF |
| GB/T 15448-2013 |
Fixed capacitors for use in electronic equipment—Part 19: Sectional specification—Fixed metallized polyethylene-terephthalate film dielecTric surface mount d.c.capacitors 电子设备用固定电容器 第19部分:分规范 表面安装金属化聚乙烯对苯二甲酸酯膜介质直流固定电容器 |
China National Standards Tri |
English PDF |
| GB/T 14580-2013 |
Fixed capacitors for use in electronic equipment—Part 17-1：Blank detail specification—Fixed metallized polypropylene film dielecTric a.c. and pulse capacitors—Assessment level E and EZ 电子设备用固定电容器 第17-1部分：空白详细规范 金属化聚丙烯膜介质交流和脉冲固定电容器评定水平E和EZ |
China National Standards Tri |
English PDF |
| GB/T 14579-2013 |
Fixed capacitors for use in electronic equipment—Part 17：Sectional specification—Fixed metallized polypropylene film dielecTric a.c. and pulse capacitors 电子设备用固定电容器 第17部分:分规范 金属化聚丙烯膜介质交流和脉冲固定电容器 |
China National Standards Tri |
English PDF |
| GB/T 10189-2013 |
Fixed capacitors for use in electronic equipment—Part 13-1：Blank detail specification—Fixed polypropylene film dielecTric metal foil d.c.capacitors—Assessment level E and EZ 电子设备用固定电容器 第13-1部分：空白详细规范 金属箔式聚丙烯膜介质直流固定电容器 评定水平E和EZ |
China National Standards Tri |
English PDF |
| GB/T 10188-2013 |
Fixed capacitors for use in electronic equipment—Part 13：Sectional specification—Fixed polypropylene film dielecTric metal foil d.c.capacitors 电子设备用固定电容器 第13部分：分规范 金属箔式聚丙烯膜介质直流固定电容器 |
China National Standards Tri |
English PDF |
| GB/T 6026-2013 |
Acetone for indusTrial use 工业用丙酮 |
China National Standards Tri |
English PDF |
| GB/T 30435-2013 |
ElecTric gravity convection and forced ventilation ovens 电热干燥箱及电热鼓风干燥箱 |
China National Standards Tri |
English PDF |
| GB/T 30429-2013 |
IndusTrial thermocouple assemblies 工业热电偶 |
China National Standards Tri |
English PDF |
| GB/T 30305-2013 |
1,6-Hexanediol for indusTrial use 工业用1,6-己二醇 |
China National Standards Tri |
English PDF |
| GB/T 30303-2013 |
Test method of methylamines and methylamines water solution for indusTrial use 工业用甲胺和甲胺水溶液试验方法 |
China National Standards Tri |
English PDF |
| GB/T 30302-2013 |
PhenylTrichlorosilane for industial use 工业用苯基三氯硅烷 |
China National Standards Tri |
English PDF |
| GB/T 30268.2-2013 |
Information technology—Conformance testing for biomeTric application programming interface(BioAPI)—Part 2: Test assertions for biometric service providers 信息技术 生物特征识别应用程序接口（BioAPI）的符合性测试 第2部分：生物特征识别服务供方的测试断言 |
China National Standards Tri |
English PDF |
| GB/T 30268.1-2013 |
Information technology—Conformance testing for the biomeTric application programming interface (BioAPI)—Part 1: Methods and procedures 信息技术 生物特征识别应用程序接口（BioAPI）的符合性测试 第1部分：方法和规程 |
China National Standards Tri |
English PDF |
| GB/T 30267.1-2013 |
Information technology—BiomeTric application programming interface—Part 1: BioAPI specification 信息技术 生物特征识别应用程序接口 第1部分：BioAPI规范 |
China National Standards Tri |
English PDF |
| GB/T 30266-2013 |
Information technology—Identification cards—On-card biomeTric comparison 信息技术 识别卡 卡内生物特征比对 |
China National Standards Tri |
English PDF |
| GB/T 26237.7-2013 |
Information technology—BiomeTric data interchange formats—Part 7: signature/sign time series data 信息技术 生物特征识别数据交换格式 第7部分：签名/签字时间序列数据 |
China National Standards Tri |
English PDF |
| GB/T 15935-2013 |
Information technology—Mag netic sTripes on savings books 信息技术 存折本的磁条 |
China National Standards Tri |
English PDF |
| GB/T 5169.9-2013 |
Fire hazard testing for elecTric and electronic products—Part 9:Guidance for assessing the fire hazard—Preselection testing procedures—General guidelines 电工电子产品着火危险试验 第9部分：着火危险评定导则 预选试验程序 总则 |
China National Standards Tri |
English PDF |
| GB/T 5169.2-2013 |
Fire hazard testing for elecTric and electronic products―Part 2: Guidance for assessing the fire hazard―General guidelines 电工电子产品着火危险试验 第2部分：着火危险评定导则 总则 |
China National Standards Tri |
English PDF |
| GB/T 5169.20-2013 |
Fire hazard testing for elecTric and electronic products—Part 20: Surface spread of flame—Summary and relevance of test methods 电工电子产品着火危险试验 第20部分：火焰表面蔓延 试验方法概要和相关性 |
China National Standards Tri |
English PDF |
| GB/T 5169.18-2013 |
Fire hazard testing for elecTric and electronic products—Part 18: Toxicity of fire effluent—General guidance 电工电子产品着火危险试验 第18部分：燃烧流的毒性 总则 |
China National Standards Tri |
English PDF |
| GB/Z 30249-2013 |
Safety requirements for elecTrical equipment for measurement,control,and laboratory use―Protocol for the preparation of conformity verfication reports for the GB 4793 series 测量、控制和实验室用电气设备的安全要求 GB 4793的符合性验证报告的编写规程 |
China National Standards Tri |
English PDF |
| GB/T 30245.2-2013 |
Remote input and output instruments for indusTrial process measurement and control systems—Part 2: Performance evaluating methods 工业过程测量和控制系统用远程输入输出设备 第2部分：性能评定方法 |
China National Standards Tri |
English PDF |
| GB/T 30245.1-2013 |
Remote input and output instruments for indusTrial process measurement and control systems—Part 1: General technical conditions 工业过程测量和控制系统用远程输入输出设备 第1部分：通用技术条件 |
China National Standards Tri |
English PDF |
| GB/T 30242-2013 |
General specification for magnetoelecTric velocity transducer 磁电式速度传感器通用技术条件 |
China National Standards Tri |
English PDF |
| GB/T 30223-2013 |
Energy efficiency test prcedures for elecTric driven travelling mechanism of crans 起重机械用电力驱动运行机构能效测试方法 |
China National Standards Tri |
English PDF |
| GB/T 30222-2013 |
Energy efficiency test prcedures for elecTric driven lifting mechanism of cranes 起重机械用电力驱动起升机构能效测试方法 |
China National Standards Tri |
English PDF |
| GB 10827.5-2013 |
IndusTrial trucks―Safety requirements and verification―Part 5: Pedestrian-propelled trucks 工业车辆 安全要求和验证 第5部分：步行式车辆 |
China National Standards Tri |
English PDF |
| GB/T 30389-2013 |
Chillies and chilli oleoresins—Determination of total capsaicinoid content—SpectrophotomeTric methods 辣椒及其油树脂 总辣椒碱含量的测定 分光光度法 |
China National Standards Tri |
English PDF |
| GB/T 20014.15-2013 |
Good agricultural practice―Part 15: IndusTrial culture base control points and compliance criteria 良好农业规范 第15部分：水产工厂化养殖基础控制点与符合性规范 |
China National Standards Tri |
English PDF |
| GB/T 19753-2013 |
Test methods for energy consumption of light-duty hybrid elecTric vehicles 轻型混合动力电动汽车能量消耗量试验方法 |
China National Standards Tri |
English PDF |
| GB/T 13468-2013 |
Measurement and calculation methods of elecTric energy balance for pumped liquid transportation systems 泵类液体输送系统电能平衡测试与计算方法 |
China National Standards Tri |
English PDF |
| GB/T 13467-2013 |
Measurement and calculation methods of elecTric energy balance for fan system 通风机系统电能平衡测试与计算方法 |
China National Standards Tri |
English PDF |
| GB 14536.16-2013 |
Automatic elecTrical controls for household and similar use―Particular requirements for electric actuators 家用和类似用途电自动控制器 电起动器的特殊要求 |
China National Standards Tri |
English PDF |
| GB 12476.5-2013 |
ElecTrical apparatus for use in the presence of combustible dust Part 5：Protection by enclosures “tD” 可燃性粉尘环境用电气设备 第5部分：外壳保护型“tD” |
China National Standards Tri |
English PDF |
| GB 12476.1-2013 |
ElecTrical apparatus for use in the presence of combustible dust―Part 1: General requirements 可燃性粉尘环境用电气设备 第1部分：通用要求 |
China National Standards Tri |
English PDF |
| GB 4793.9-2013 |
Safety requirements for elecTrical equipment for measurement, control and laboratory use―Part 9: Particular requirements for automatic and semi-automatic laboratory equipment for analysis and other purposes 测量、控制和实验室用电气设备的安全要求 第9部分：实验室用分析和其他目的自动和半自动设备的特殊要求 |
China National Standards Tri |
English PDF |
| GB 30079.3-2013 |
Safety specification for aluminium and aluminium alloys plates,sheets,sTrips and foils production―Part 3: Cold rolling 铝及铝合金板、带、箔安全生产规范 第3部分：冷轧 |
China National Standards Tri |
English PDF |
| GB 30079.2-2013 |
Safety specification for aluminium and aluminium alloys plates,sheets,sTrips and foils production―Part 2: Hot rolling 铝及铝合金板、带、箔安全生产规范 第2部分：热轧 |
China National Standards Tri |
English PDF |
| GB 11291.2-2013 |
Robots and robotic devices―Safety requirements for indusTrial robots―Part 2: Robot systems and integration 机器人与机器人装备 工业机器人的安全要求 第2部分：机器人系统与集成 |
China National Standards Tri |
English PDF |
| GB/T 5662-2013 |
End-suction cenTrifugal pumps(rating 16 bar)—Designation，nominal duty point and dimensions 轴向吸入离心泵（16bar） 标记、性能和尺寸 |
China National Standards Tri |
English PDF |
| GB/T 5661-2013 |
End-suction cenTrifugal pumps―Dimensions of cavities for mechanical seals and for soft packing 轴向吸入离心泵 机械密封和软填料用空腔尺寸 |
China National Standards Tri |
English PDF |
| GB/T 5660-2013 |
End-suction cenTrifugal pumps―Baseplate and installation dimensions 轴向吸入离心泵 底座尺寸和安装尺寸 |
China National Standards Tri |
English PDF |
| GB/T 5657-2013 |
Technical specifications for cenTrifugal pumps ( Class Ⅲ) 离心泵技术条件( Ⅲ类) |
China National Standards Tri |
English PDF |
| GB/T 4458.3-2013 |
Mechanical drawings―AxonomeTric drawings 机械制图 轴测图 |
China National Standards Tri |
English PDF |
| GB/T 13006-2013 |
NPSH for cenTrifugal,mixed flow and axial flow pumps 离心泵、混流泵和轴流泵 汽蚀余量 |
China National Standards Tri |
English PDF |
| GB/T 4062-2013 |
Antimony Trioxide 三氧化二锑 |
China National Standards Tri |
English PDF |
| GB/T 3260.8-2013 |
Methods for chemical analysis of tin―Part 8：Determination of zinc content―Flame atomic absorption spectromeTric method 锡化学分析方法 第8部分：锌量的测定 火焰原子吸收光谱法 |
China National Standards Tri |
English PDF |
| GB/T 3260.7-2013 |
Methods for chemical analysis of tin―Part 7： Determination of aluminium content―Electrothermal atomic absorption spectromeTric method 锡化学分析方法 第7部分：铝量的测定 电热原子吸收光谱法 |
China National Standards Tri |
English PDF |
| GB/T 3260.6-2013 |
Methods for chemical analysis of tin―Part 6: Determination of arsenic contents―Malachite green arsenic molybdenum heteropoly acid photomeTric method 锡化学分析方法 第6部分：砷量的测定 孔雀绿-砷钼杂多酸分光光度法 |
China National Standards Tri |
English PDF |
| GB/T 3260.5-2013 |
Methods for chemical analysis of tin―Part 5：Determination of antimony content―The malachite green photomeTric method 锡化学分析方法 第5部分：锑量的测定 孔雀绿分光光度法 |
China National Standards Tri |
English PDF |
| GB/T 3260.4-2013 |
Methods for chemical analysis of tin―Part 4：Determination of lead content―Flame atomic absorption spectromeTric method 锡化学分析方法 第4部分：铅量的测定 火焰原子吸收光谱法 |
China National Standards Tri |
English PDF |
| GB/T 3260.3-2013 |
Methods for chemical analysis of tin―Part 3：Determination of bismuth content KI photomeTric method and flame atomic absorption spectrometric method 锡化学分析方法 第3部分：铋量的测定 碘化钾分光光度法和火焰原子吸收光谱法 |
China National Standards Tri |
English PDF |
| GB/T 3260.2-2013 |
Methods for chemical analysis of tin―Part 2：Determination of iron content―1,10-phenanthroline photomeTric method 锡化学分析方法 第2部分：铁量的测定 1,10-二氮杂菲分光光度法 |
China National Standards Tri |
English PDF |
| GB/T 3260.1-2013 |
Methods for chemical analysis of tin―Part 1：Determination of copper content―Flame atomic absorption spectromeTric method 锡化学分析方法 第1部分：铜量的测定 火焰原子吸收光谱法 |
China National Standards Tri |
English PDF |
| GB/T 3260.10-2013 |
Methods for chemical analysis of tin―Part 10：Determination of cadmium content―Flame atomic absorption spectromeTric method 锡化学分析方法 第10部分：镉量的测定 火焰原子吸收光谱法 |
China National Standards Tri |
English PDF |
| GB/T 30075-2013 |
Rare earth activated niTride red phosphors for LEDs LED用稀土氮化物红色荧光粉 |
China National Standards Tri |
English PDF |
| GB/T 30072-2013 |
Ferronickel - Determination of nickel content - EDTA tiTrimetric method 镍铁 镍含量的测定 EDTA滴定法 |
China National Standards Tri |
English PDF |
| GB/T 30068-2013 |
Cold rolled steel sheets and sTrips for appliance 家电用冷轧钢板和钢带 |
China National Standards Tri |
English PDF |
| GB/T 30061-2013 |
Ferromanganese-silicon niTride 氮化锰硅 |
China National Standards Tri |
English PDF |
| GB/T 30041-2013 |
Head Protection―Code of practice for selection and use of indusTrial safety helmets 头部防护 安全帽选用规范 |
China National Standards Tri |
English PDF |
| GB/T 19850-2013 |
The seamless copper tubes for elecTrical purposes 导电用无缝铜管 |
China National Standards Tri |
English PDF |
| GB/T 13237-2013 |
Cold rolled quality carbon structural steel sheets and sTrips 优质碳素结构钢冷轧钢板和钢带 |
China National Standards Tri |
English PDF |
| GB/T 30152-2013 |
Testing code for photovoltaic generation system connected to disTribution network 光伏发电系统接入配电网检测规程 |
China National Standards Tri |
English PDF |
| GB/T 30150-2013 |
Radiation protection instrumentation―Equipment for monitoring airborne Tritium 辐射防护仪器 气载氚监测设备 |
China National Standards Tri |
English PDF |
| GB/T 7660.1-2013 |
Reflecting prisms―Part 1: GeomeTrical characteritics 反射棱镜 第1部分：几何特性 |
China National Standards Tri |
English PDF |
| GB/T 17215.303-2013 |
ElecTricity metering equipment (a.c.)―Particular requirements―Part 3: Digital input electricity meters 交流电测量设备 特殊要求 第3部分：数字化电能表 |
China National Standards Tri |
English PDF |
| GB/T 17737.5-2013 |
Coaxial communication cables－Part 5：Sectional specification for CATV trunk and disTribution cables 同轴通信电缆 第5部分：CATV用干线和配线电缆分规范 |
China National Standards Tri |
English PDF |
| GB/T 30121-2013 |
IndusTrial platinum resistance thermometers and platinum temperature sensors 工业铂热电阻及铂感温元件 |
China National Standards Tri |
English PDF |
| GB/T 16656.45-2013 |
IndusTrial automation systems and integration―Product data representation and exchange―Part 45: Integrated generic resources: Material and other engineering properties 工业自动化系统与集成 产品数据表达与交换 第45部分：集成通用资源：材料和其他工程特性 |
China National Standards Tri |
English PDF |
| GB/Z 22720.2-2013 |
Rotating elecTrical machines―Qualification and acceptance tests for partial discharge resistant electrical insulation systems (Type II) used in rotating electrical machines fed from voltage converters 旋转电机 电压型变频器供电的旋转电机耐局部放电电气绝缘结构（Ⅱ型）的鉴别和认可试验 |
China National Standards Tri |
English PDF |
| GB/T 30139-2013 |
General specification for indusTrial electromagnetic shielding fabric 工业用电磁屏蔽织物通用技术条件 |
China National Standards Tri |
English PDF |
| GB/T 30138-2013 |
Design code for exhaust and cooling water heat recovery system of gas elecTric power plant with reciprocating internal combustion engines 往复式内燃燃气电站余热利用系统设计规范 |
China National Standards Tri |
English PDF |
| GB/T 21972.3-2013 |
Specification for variable-frequency adjustable-speed three-phase induction motors for crane and metallurgical applications―Part 3:YZP series variable-frequency adjustable-speed three-phase induction motors (cooled with cenTrifugal fan)for crane and met 起重及冶金用变频调速三相异步电动机技术条件 第3部分：YZP系列起重及冶金用变频调速三相异步电动机（离心风机冷却） |
China National Standards Tri |
English PDF |
| GB/T 30099-2013 |
General specifications for laboratory cenTrifuge 实验室离心机通用技术条件 |
China National Standards Tri |
English PDF |
| GB/T 30094-2013 |
Technical specification for indusTrial Ethernet switchs 工业以太网交换机技术规范 |
China National Standards Tri |
English PDF |
| GB/T 30092-2013 |
Metal bellows compensator used in high voltage combined elecTrical appliance 高压组合电器用金属波纹管补偿器 |
China National Standards Tri |
English PDF |
| GB/T 29910.6-2013 |
IndusTrial communication networks—Fieldbus specifications—Type 20 HART specification―Part 6: Additional application layer service definition and protocol specification 工业通信网络 现场总线规范 类型20：HART规范 第6部分：应用层附加服务定义和协议规范 |
China National Standards Tri |
English PDF |
| GB/T 29910.5-2013 |
IndusTrial communication networks―Fieldbus specifications―Type 20 HART specification―Part 5: Wireless HART wireless communication network and communication profile 工业通信网络 现场总线规范 类型20：HART规范 第5部分：WirelessHART 无线通信网络及通信行规 |
China National Standards Tri |
English PDF |
| GB/T 29910.4-2013 |
IndusTrial communication networks―Fieldbus specifications―Type 20 HART specification―Part 4: Application layer protocol specification 工业通信网络 现场总线规范 类型20：HART规范 第4部分：应用层协议规范 |
China National Standards Tri |
English PDF |
| GB/T 29910.3-2013 |
IndusTrial communication networks―Fieldbus specifications―Type 20 HART specification―Part 3: Application layer service definition 工业通信网络 现场总线规范 类型20：HART规范 第3部分：应用层服务定义 |
China National Standards Tri |
English PDF |
| GB/T 29910.2-2013 |
IndusTrial communication networks―Fieldbus specifications―Type 20 HART specification―Part 2: HART wired network data link layer service definition and protocol specification 工业通信网络 现场总线规范 类型20：HART规范 第2部分：HART有线网络数据链路层服务定义和协议规范 |
China National Standards Tri |
English PDF |
| GB/T 29910.1-2013 |
IndusTrial communication networks―Fieldbus specifications―Type 20 HART specification―Part 1: HART wired network physical layer service definition and protocol specification 工业通信网络 现场总线规范 类型20：HART规范 第1部分：HART有线网络物理层服务定义和协议规范 |
China National Standards Tri |
English PDF |
| GB/Z 5169.42-2013 |
Fire hazard testing for elecTric and eletronic products―Part 42: Test flamesConfirmatory tests―Guidance 电工电子产品着火危险试验 第42部分：试验火焰 确认试验 导则 |
China National Standards Tri |
English PDF |
| GB/Z 5169.32-2013 |
Fire hazard testing for elecTric and electronic products―Part 32: Heat release―Heat release of insulating liquids 电工电子产品着火危险试验 第32部分：热释放 绝缘液体的热释放 |
China National Standards Tri |
English PDF |
| GB/Z 17624.2-2013 |
Electromagnetic compatibility - General - Methodology for the achievement of functional safety of elecTrical and electronic systems including equipment with regard to electromagnetic phenomena 电磁兼容 综述 与电磁现象相关设备的电气和电子系统实现功能安全的方法 |
China National Standards Tri |
English PDF |
| GB/Z 16935.2-2013 |
Insulation coordination for equipment within low-voltage systems―Part 2-1: Application guide-Explanation of the application of the IEC 60664 series, dimensioning example and dielecTric testing 低压系统内设备的绝缘配合 第2-1部分：应用指南 GB/T 16935系列应用解释,定尺寸示例及介电试验 |
China National Standards Tri |
English PDF |
| GB/T 5169.44-2013 |
Fire hazard testing for elecTric and electronic products―Part 44: Guidance for assessing the fire hazard―Fire hazard assessment 电工电子产品着火危险试验 第44部分：着火危险评定导则 着火危险评定 |
China National Standards Tri |
English PDF |
| GB/T 5169.13-2013 |
Fire hazard testing for elecTric and electronic product―Part 13：Glowing/hot-wire based test methods―Glow-wire ignition temperature (GWIT) test method for materials 电工电子产品着火危险试验 第13部分：灼热丝/热丝基本试验方法 材料的灼热丝起燃温度（GWIT）试验方法 |
China National Standards Tri |
English PDF |
| GB/T 5169.12-2013 |
Fire hazard testing for elecTric and electronic products―Part 12: Glowing/hot-wire based test methods―Glow-wire flammability index (GWFI) test method for materials 电工电子产品着火危险试验 第12部分：灼热丝/热丝基本试验方法 材料的灼热丝可燃性指数(GWFI)试验方法 |
China National Standards Tri |
English PDF |
| GB/T 30085-2013 |
IndusTrial systems, installations and equipment and industrial products―Labelling of cables and cores 工业系统、装置和设备及工业产品 电缆和电线的标记 |
China National Standards Tri |
English PDF |
| GB/T 2900.5-2013 |
Electrotechnical terminology―ElecTrical insulating solids,liquids and gases 电工术语 绝缘固体、液体和气体 |
China National Standards Tri |
English PDF |
| GB/T 2900.10-2013 |
Electrotechnical terminology―ElecTric cables 电工术语 电缆 |
China National Standards Tri |
English PDF |
| GB/T 23371.1-2013 |
Basic principles for graphical symbols for use on elecTrical equipment―Part 1: Creation of graphical symbols for registration 电气设备用图形符号基本规则 第1部分：注册用图形符号的生成 |
China National Standards Tri |
English PDF |
| GB/T 17564.2-2013 |
Standard data element types with associated classification scheme for elecTric components - Part 2: EXPRESS dictionary schema 电气元器件的标准数据元素类型和相关分类模式 第2部分： EXPRESS字典模式 |
China National Standards Tri |
English PDF |
| GB/T 18043-2013 |
Jewellery - Determination of precious metal content - Method using X-ray fluorescence spectromeTri 首饰 贵金属含量的测定 X射线荧光光谱法 |
China National Standards Tri |
English PDF |
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