2021 year China issued GB standards list |
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GB/T 18916.55-2021 Norm of water intake—Part 55：Leather
取水定额 第55部分：皮革 |
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GB/T 39771.2-2021 Optical radiation safety of LEDs—Part 2: Measurement methods
半导体发光二极管光辐射安全 第2部分：测试方法 |
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GB/T 39786-2021 Information security technology—Baseline for information system cryptography application
信息安全技术 信息系统密码应用基本要求 |
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GB/T 39787-2021 Coordinate system of BeiDou navigation satellite system
北斗卫星导航系统坐标系 |
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GB/T 39756-2021 General specification for the scanning voice reading machine
扫描式语音读书机通用技术条件 |
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GB/T 51402-2021 Standard for design of urban passenger transfer hub
城市客运交通枢纽设计标准 |
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GB/T 40746-2021 Freshwater nucleated pearl
淡水有核珍珠 |
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GB/T 39788-2021 System and software engineering—Performance testing method
系统与软件工程 性能测试方法 |
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GB/T 40140-2021 Detection and identification of grape spike-stalk brown spot
葡萄轴枯病菌检疫鉴定方法 |
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GB/T 40786.2-2021 Information technology—Telecommunications and information exchange between systems—Low voltage power line communication—Part 2: Data link layer specification
信息技术 系统间远程通信和信息交换 低压电力线通信 第2部分:数据链路层规范 |
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GB/T 40640.4-2021 Informationalized management of chemicals—Part 4:General specification for chemicals positioning system
化学品管理信息化 第4部分：化学品定位系统通用规范 |
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GB/T 39794.1-2021 Test method for wind uplift resistance of metal roof -- Part 1: Static pressure method
金属屋面抗风掀性能检测方法 第1部分：静态压力法 |
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GB/T 40500-2021 Determination of total aromatics composition in aviation fuels—Gas chromatography
喷气燃料中芳烃总量的测定 气相色谱法 |
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GB/T 39770-2021 Information technology service—Service security requirements
信息技术服务 服务安全要求 |
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GB/T 39796-2021 Test method for airbone sound insulating properties of glass used on multipe units
动车组玻璃隔声性能试验方法 |
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GB/T 39797-2021 Test method for surface tension of glass melt -- Sessile drop method
玻璃熔体表面张力试验方法 座滴法 |
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GB/T 40498-2021 General principles of drafting energy consumption norm standards for public institutions
公共机构能耗定额标准编制通则 |
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GB/T 25915.12-2021 Cleanrooms and associated controlled environments—Part 12: Specifications for monitoring of air cleanliness by nanoscale particle concentration
洁净室及相关受控环境 第12部分：监测空气中纳米粒子浓度的技术要求 |
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GB/T 39798-2021 Test methods for optical properties of glass used on multiple units
动车组玻璃光学性能试验方法 |
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GB/T 40614-2021 Technical requirment of performance evaluation for solar thermal power plant
光热发电站性能评估技术要求 |
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