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GB/T 40719-2021硫化橡胶或热塑性橡胶 体积和/或表面电阻率的测定Rubber,vulcanized or thermoplastic. Determination of volume and/or surface resistivity
GB/T 40719-2021硫化橡胶或热塑性橡胶 体积和/或表面电阻率的测定Rubber,vulcanized or thermoplastic. Determination of volume and/or surface resistivity...
2022-03-23[]浏览：9下载：0
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GB/T 40720-2021硫化橡胶 绝缘电阻的测定Rubber,vulcanized rubber. Determination of insulation resistance
GB/T 40720-2021硫化橡胶 绝缘电阻的测定Rubber,vulcanized rubber. Determination of insulation resistance...
2022-03-23[]浏览：7下载：0
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GB/T 40721-2021橡胶 摩擦性能的测定Rubber. Determination of frictional properties
GB/T 40721-2021橡胶 摩擦性能的测定Rubber. Determination of frictional properties...
2022-03-23[]浏览：11下载：0
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GB/T 40722.2-2021苯乙烯-丁二烯橡胶（SBR） 溶液聚合SBR微观结构的测定 第2部分：红外光谱ATR 法Styrene-butadiene rubber(SBR). Determination of the microstructure of solution-polymerized SBR. Part 2:FTIR with ATR method
GB/T 40722.2-2021苯乙烯-丁二烯橡胶（SBR） 溶液聚合SBR微观结构的测定 第2部分：红外光谱ATR 法Styrene-butadiene rubber(SBR). Determination of the microstructure of solution-polymerized SBR. Part 2:FTIR with ATR method...
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GB/T 40723-2021橡胶 总硫、总氮含量的测定 自动分析仪法Rubber. Determination the contents of total sulfur and total nitrogen . Automatic analyser method
GB/T 40723-2021橡胶 总硫、总氮含量的测定 自动分析仪法Rubber. Determination the contents of total sulfur and total nitrogen . Automatic analyser method...
2022-03-23[]浏览：11下载：0
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GB/T 40724-2021碳纤维及其复合材料术语Terminology for carbon fiber and carbon fiber composites
GB/T 40724-2021碳纤维及其复合材料术语Terminology for carbon fiber and carbon fiber composites...
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GB/T 40774-2021生态设计产品评价技术规范 办公设备系列产品Technical specification for eco-design product assessment. Office equipment
GB/T 40774-2021生态设计产品评价技术规范 办公设备系列产品Technical specification for eco-design product assessment. Office equipment...
2022-03-23[]浏览：9下载：0
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GB/T 40775-2021生态设计产品评价技术规范 灯具Technical specification for eco-design product assessment. Luminaries
GB/T 40775-2021生态设计产品评价技术规范 灯具Technical specification for eco-design product assessment. Luminaries...
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GB/T 40777-2021家用及类似用途断路器、RCCB、RCBO自动重合闸电器（ARD）的一般要求Requirements for automatic reclosing devices(ARDs) for circuit-breakers,RCBOs and RCCBs for household and similar uses
GB/T 40777-2021家用及类似用途断路器、RCCB、RCBO自动重合闸电器（ARD）的一般要求Requirements for automatic reclosing devices(ARDs) for circuit-breakers,RCBOs and RCCBs for household and similar uses...
2022-03-23[]浏览：5下载：0
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GB/T 40778.1-2021物联网 面向Web开放服务的系统实现 第1部分：参考架构Internet of things. Web-oriented open service system implementation. Part1:Reference architecture
GB/T 40778.1-2021物联网 面向Web开放服务的系统实现 第1部分：参考架构Internet of things. Web-oriented open service system implementation. Part1:Reference architecture...
2022-03-23[]浏览：8下载：0
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GB/T 40778.2-2021物联网 面向Web开放服务的系统实现 第2部分：物体描述方法Internet of things. Web-oriented open service system implementation. Part 2: Things description method
GB/T 40778.2-2021物联网 面向Web开放服务的系统实现 第2部分：物体描述方法Internet of things. Web-oriented open service system implementation. Part 2: Things description method...
2022-03-23[]浏览：9下载：0
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GB/T 40779-2021信息技术 系统间远程通信和信息交换 应用于城市路灯接入的低压电力线通信协议Information technology. Telecommunications and information exchange between systems. Low-voltage power line communication protocol for urban street light access
GB/T 40779-2021信息技术 系统间远程通信和信息交换 应用于城市路灯接入的低压电力线通信协议Information technology. Telecommunications and information exchange between systems. Low-voltage power line communication protocol for urban street light access...
2022-03-23[]浏览：7下载：0
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GB/T 40780-2021基于OID的地理位置标识编码Code of geographic location identification based on OID
GB/T 40780-2021基于OID的地理位置标识编码Code of geographic location identification based on OID...
2022-03-23[]浏览：5下载：0
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GB/T 40781-2021军民通用资源 异构系统互连参考模型General resource of military and civilian. Reference model of heterogeneous systems interconnection
GB/T 40781-2021军民通用资源 异构系统互连参考模型General resource of military and civilian. Reference model of heterogeneous systems interconnection...
2022-03-23[]浏览：8下载：0
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GB/T 40782-2021军民通用资源 标识应用指南General resource of military and civilian. Identification application guideline
GB/T 40782-2021军民通用资源 标识应用指南General resource of military and civilian. Identification application guideline...
2022-03-23[]浏览：10下载：0
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GB/T 40783.1-2021信息技术 系统间远程通信和信息交换 磁域网 第1部分：空中接口Information technology. Telecommunications and information exchange between systems. Magnetic field area network（MFAN）. Part1: Air interface
GB/T 40783.1-2021信息技术 系统间远程通信和信息交换 磁域网 第1部分：空中接口Information technology. Telecommunications and information exchange between systems. Magnetic field area network（MFAN）. Part1: Air interface...
2022-03-23[]浏览：6下载：0
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GB/T 40784.1-2021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Information technology. Biometric profiles for interoperability and data interchange. Part 1:Overview of biometric systems and biometric profiles
GB/T 40784.1-2021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Information technology. Biometric profiles for interoperability and data interchange. Part 1:Overview of biometric systems and biometric profiles...
2022-03-23[]浏览：5下载：0
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GB/T 40785-2021信息技术 城市路灯接入控制系统技术要求Information technology. Technical requirements of urban street light access control system
GB/T 40785-2021信息技术 城市路灯接入控制系统技术要求Information technology. Technical requirements of urban street light access control system...
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GB/T 40786.1-2021信息技术 系统间远程通信和信息交换 低压电力线通信 第1部分：物理层规范Information technology. Telecommunications and information exchange between systems. Low voltage power line communication. Part 1: Physical layer specification
GB/T 40786.1-2021信息技术 系统间远程通信和信息交换 低压电力线通信 第1部分：物理层规范Information technology. Telecommunications and information exchange between systems. Low voltage power line communication. Part 1: Physical layer specification...
2022-03-23[]浏览：11下载：0
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GB/T 40787-2021小艇 航行灯 安装、布置和能见度Small craft. Navigation lights. Installation, placement and visibility
GB/T 40787-2021小艇 航行灯 安装、布置和能见度Small craft. Navigation lights. Installation, placement and visibility...
2022-03-23[]浏览：12下载：0
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GB/T 40789-2021气体分析 一氧化碳含量、二氧化碳含量和氧气含量在线自动测量系统 性能特征的确定Gas analysis. Online automated measuring systems for content of carbon monoxide , carbon dioxide and oxygen. Determination of performance characteristics
GB/T 40789-2021气体分析 一氧化碳含量、二氧化碳含量和氧气含量在线自动测量系统 性能特征的确定Gas analysis. Online automated measuring systems for content of carbon monoxide , carbon dioxide and oxygen. Determination of performance characteristics...
2022-03-23[]浏览：9下载：0
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GB/T 40795.2-2021镧铈金属及其化合物化学分析方法 第2部分：稀土量的测定Chemical analysis methods of lanthanum-cerium metals and their compounds. Part 2：Determination of rare earth content
GB/T 40795.2-2021镧铈金属及其化合物化学分析方法 第2部分：稀土量的测定Chemical analysis methods of lanthanum-cerium metals and their compounds. Part 2：Determination of rare earth content...
2022-03-23[]浏览：7下载：0
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GB/T 40796-2021金属和合金的腐蚀 腐蚀数据分析应用统计学指南Corrosion of metals and alloys. Guidelines for applying statistics to analysis of corrosion data
GB/T 40796-2021金属和合金的腐蚀 腐蚀数据分析应用统计学指南Corrosion of metals and alloys. Guidelines for applying statistics to analysis of corrosion data...
2022-03-23[]浏览：9下载：0
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GB/T 40797-2021硫化橡胶或热塑性橡胶 耐磨性能的测定 垂直驱动磨盘法Rubber,vulcanized or thermoplastic. Determination of resistance to abrasion. Driven,vertical abrasive disc method
GB/T 40797-2021硫化橡胶或热塑性橡胶 耐磨性能的测定 垂直驱动磨盘法Rubber,vulcanized or thermoplastic. Determination of resistance to abrasion. Driven,vertical abrasive disc method...
2022-03-23[]浏览：8下载：0
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