2021 year China issued GB standards list |
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GB/T 13449-2021 Method for sampling and sample preparation of gold lump ores
金块矿取样和制样方法 |
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GB/T 39864-2021 Electrochemical performance test of lithium manganese oxide—Test method for the initial specific discharge capacity and the initial efficiency
锰酸锂电化学性能测试 首次放电比容量及首次充放电效率测试方法 |
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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 |
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GB/T 20871.63-2021 Organic light emitting diode (OLED) displays—Part 6-3:Measuring methods of image quality
有机发光二极管显示器件 第6-3部分：图像质量测试方法 |
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GB/T 39922-2021 Inoculated log production regulations for the cultivation of white jelly fungus
段木银耳耳棒生产规范 |
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GB/T 1971-2021 Rotating electrical machines—Terminal markings and direction of rotation
旋转电机 线端标志与旋转方向 |
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GB/T 9966.18-2021 Test methods for natural stone-Part 18:Petrographic examination
天然石材试验方法 第18部分：岩相分析 |
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GB/T 36450.5-2021 Information technology—Storage management—Part 5: File systems
信息技术 存储管理 第5部分：文件系统 |
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GB/T 40690-2021 Information technology—Cloud computing—Jointcloud computing reference architecture
信息技术 云计算 云际计算参考架构 |
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GB/T 40734-2021 Non-destructive testing of welds—Phased array ultrasonic testing(PAUT)—Acceptance levels
焊缝无损检测 相控阵超声检测 验收等级 |
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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 40567-2021 Commercial circulation document data element
商贸流通单证数据元 |
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GB/T 40679-2021 Core components library for logistics information interchange
物流信息交换核心构件库 |
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GB/T 39927-2021 Determination of prohibited substances veratrine in cosmetics—High performance liquid chromatography
化妆品中禁用物质藜芦碱的测定 高效液相色谱法 |
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GB/T 40934-2021 Rotational moulding. Test method for powder flowability
滚塑成型 粉末流动性的试验方法 |
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GB/T 12786-2021 General technical conditions for automatic internal combustion engine power stations
自动化内燃机电站通用技术条件 |
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GB/T 17964-2021 Information security technology—Modes of operation for a block cipher
信息安全技术 分组密码算法的工作模式 |
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GB/T 40787-2021 Small craft—Navigation lights—Installation,placement and visibility
小艇 航行灯 安装、布置和能见度 |
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GB/T 15972.42-2021 Specifications for optical fibre test methods—Part 42:Measurement methods and test procedures for transmission characteristics—Chromatic dispersion
光纤试验方法规范 第42部分：传输特性的测量方法和试验程序 波长色散 |
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GB/T 10919-2021 Gauges for straight-sided splines
矩形花键量规 |
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