2021 year China issued GB standards list |
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GB/T 41021-2021 Forensic sciences -- Content and format of DNA identification report
法庭科学? DNA鉴定文书内容及格式 |
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GB/T 20346.1-2021 Equipment for distributing fertilizer—Part 1: Full width fertilizer distributors
施肥机械 第1部分：全幅宽撒肥机 |
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GB/T 14914.3-2021 The specification for marine observation -- Part 3: Surface and subsurface buoy-based observation
海洋观测规范 第 3 部分：浮标潜标观测 |
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GB/T 41163-2021 Specification for process design of enhancing coal seam permeability by water jet in coalmine
煤矿井下煤层水射流冲击增透工艺设计规范 |
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GB/T 6287-2021 Determination of static adsorbed water for molecular sieve
分子筛静态水吸附测定方法 |
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GB/T 22173-2021 Oxadiazon technical material
噁草酮原药 |
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GB/T 6232-2021 Tractors and machinery for agriculture and forestry—Wheel-to-hub fixing dimensions
农林拖拉机和机械 车轮在轮毂上安装尺寸 |
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GB/T 7424.20-2021 Optical fibre cable generic specification—Part 20:Basic optical cable test procedures—General and definitions
光缆总规范 第20部分：光缆基本试验方法 总则和定义 |
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GB/T 7424.22-2021 Optical fibre cable generic specification—Part 22：Basic optical cable test procedures—Environmental test methods
光缆总规范 第22部分：光缆基本试验方法 环境性能试验方法 |
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GB/T 41074-2021 Microbeam analysis -- Method of specimen preparation for analysis of general powders using WDS and EDS
微束分析 用于波谱和能谱分析的粉末试样制备方法 |
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GB/T 15579.14-2021 Arc welding equipment -- Part 14: Calibration, validation and consistency testing
弧焊设备 第14部分：校准、确认和一致性试验 |
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GB/T 41043-2021 Coordinative development effectiveness evaluation indicator and method of coal and coalbed methane
煤与煤层气协调开发效果评价指标及计算方法 |
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GB/T 8361-2021 Ultrasonic testing method for the surface of cold drawn round steel
冷拉圆钢表面超声检测方法 |
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GB/T 6110-2021 Drawing dies—Carbide alloy drawing dies—Structural types and dimensions
拉制模 硬质合金拉制模 结构型式和尺寸 |
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GB 9706.218-2021 Medical electrical equipment—Part 2-18:Particular requirements for the basic safety and essential performance of endoscopic equipment
医用电气设备 第2-18部分：内窥镜设备的基本安全和基本性能专用要求 |
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GB/T 40121-2021 Technical product documentation—Representation of product residual stress symbol
技术产品文件 产品残余应力符号表示法 |
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GB/T 17794-2021 Preformed flexible elastomeric foam thermal insulation
柔性泡沫橡塑绝热制品 |
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GB/T 17850.9-2021 Preparation of steel substrates before application of paints and related products—Specifications for non-metallic blast-cleaning abrasives—Part 9: Staurolite
涂覆涂料前钢材表面处理 喷射清理用非金属磨料的技术要求 第9部分：十字石 |
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GB/T 18248-2021 Seamless steel tubes for gas cylinder
气瓶用无缝钢管 |
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GB/T 25684.13-2021 Earth-moving machinery—Safety—Part 13: Requirements for rollers
土方机械 安全 第13部分：压路机的要求 |
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