2021 year China issued GB standards list |
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GB/T 39772.2-2021 Technical specification for reference station construction and acceptance of BeiDou ground-based augmentation system—Part 2：Acceptance specification
北斗地基增强系统基准站建设和验收技术规范 第2部分：验收规范 |
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GB/T 39765-2021 Determination of benzene,methylbenzene,ethylbenzene,dimethybenzene in stationery—Gas chromatographic method
文具中苯、甲苯、乙苯及二甲苯的测定方法 气相色谱法 |
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GB/T 39761.1-2021 Green product assessment—Household electric appliances—Part 1：Refrigerators, air-conditioners and washing machines
绿色产品评价 家用电器 第1部分：电冰箱、空调器和洗衣机 |
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GB/T 51403-2021 Technical standard for liner system of municipal solid waste sanitary landfill
生活垃圾卫生填埋场防渗系统工程技术标准 |
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GB/T 39721-2021 Technical requirement for reference station joining BeiDou ground-based augmentation system
北斗地基增强系统基准站入网技术要求 |
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GB/T 39644-2021 Plain bearings—Technical specifications for Tin-based alloy plain bearings of rotating machinery
滑动轴承 旋转机械用锡基合金轴承技术条件 |
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GB/T 34079.1-2021 Service specification of electronic government common platform based on cloud computing -- Part 1: Service catalog and coding
基于云计算的电子政务公共平台服务规范 第1部分：服务分类与编码 |
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GB/T 34078.4-2021 General specification of electronic government common platform based on cloud computing -- Part 4: Service implement
基于云计算的电子政务公共平台总体规范 第4部分：服务实施 |
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GB/T 20385.1-2021 Textiles—Determination of organotin compounds—Part 1：Derivatisation method using GC-MS
纺织品 有机锡化合物的测定 第1部分：衍生化气相色谱-质谱法 |
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GB/T 19753-2021 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 |
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GB/T 22178-2021 Oxadiazon emulsifiable concentrates
噁草酮乳油 |
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GB/T 18106-2021 Classification of retail formats
零售业态分类 |
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GB/T 41120-2021 Non-destructive testing -- Test method for non-ferromagnetic metallic component pulsed eddy current testing
无损检测 非铁磁性金属材料脉冲涡流检测 |
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GB/T 12237-2021 Steel ball valves for petroleum, petrochemical and allied industries
石油、石化及相关工业用的钢制球阀 |
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GB/T 11313.35-2021 Radio-frequency connectors—Part 35: Sectional specification for 2.92 series R.F connectors
射频连接器 第35部分: 2.92系列射频连接器分规范 |
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GB 39726-2020 Emission standard of air pollutants for foundry industry
铸造工业大气污染物排放标准 |
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GB/T 7092-2021 Outline dimensions of semiconductor integrated circuits
半导体集成电路外形尺寸 |
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GB/T 5095.2507-2021 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-7: Test 25g: Impedance, reflection coefficient, and voltage standing wave ratio (VSWR)
电子设备用机电元件 基本试验规程及测量方法 第25-7部分：试验25g：阻抗、反射系数和电压驻波比（VSWR） |
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GB/T 5095.2504-2021 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-4: Test 25d: Propagation delay
电子设备用机电元件 基本试验规程及测量方法 第25-4部分：试验25d：传输时延 |
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GB/T 5095.2502-2021 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-2: Test 25b: Attenuation (insertion loss)
电子设备用机电元件 基本试验规程及测量方法 第25-2部分：试验25b：衰减（插入损耗） |
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GB/T 5095.2303-2021 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 23-3:Screening and filtering tests—Test 23c：Shielding effectiveness of connectors and accessories—Line injection method
电子设备用机电元件 基本试验规程及测量方法 第23-3部分：屏蔽和滤波试验 试验23c：连接器和附件的屏蔽效果 线注入法 |
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GB/T 4022.1-2021 Surface grinding machines with horizontal grinding wheel spindle and reciprocating table—Testing of the accuracy—Part 1：Machines with table surface length of up to 1600 mm
卧轴矩台平面磨床 精度检验 第1部分：工作台面长度至1600mm的机床 |
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GB/T 3480.2-2021 Calculation of load capacity of spur and helical gears—Part 2: Calculation of surface durability (pitting)
直齿轮和斜齿轮承载能力计算 第2部分：齿面接触强度（点蚀）计算 |
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GB/T 18802.32-2021 Low-voltage surge protective devices—Part 32: Surge protective devices connected to photovoltaic installations—Selection and application principles
低压电涌保护器 第32部分：用于光伏系统的电涌保护器 选择和使用导则 |
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GB/T 20969.4-2021 Special environmental condition—Machinery for plateau—Part 4:Guide rule of test for plateau natural environment—Internal combustion engines
特殊环境条件 高原机械 第4部分：高原自然环境试验导则 内燃动力机械 |
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GB/T 41225-2021 Limit and determination of free phenols in phenoxy carboxylic acid herbicides
苯氧羧酸类除草剂中游离酚限量及检测方法 |
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GB/T 30031-2021 Industrial trucks -- Electromagnetic compatibility
工业车辆 电磁兼容性 |
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GB/T 33440-2021 General requirements for interchangeability of natural gas
天然气互换性一般要求 |
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GB/T 41027-2021 Aluminum alloy MJ thread with small flange blind hole self locking insert for aviation
航空用MJ螺纹铝合金带小凸缘盲孔自锁镶嵌件 |
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GB/T 41186-2021 Grading for fresh and live abalone
鲜、活鲍分级 |
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GB/T 41197-2021 Graphic technology -- Communication of graphic paper properties
印刷技术? 印刷纸张特性沟通交流规则 |
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GB/T 13277.7-2021 Compressed air -- Part 7：Test method for viable microbiological contaminant content
压缩空气? 第7部分：活性微生物含量测量方法 |
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GB/T 41227-2021 Technical specification for beekeeping management
蜜蜂饲养管理技术规范 |
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GB/T 38485-2021 Determination for trace gene residues of microorganisms—Microdroplet digital PCR
微生物痕量基因残留测定 微滴数字PCR法 |
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GB/T 41217-2021 City metro and composite pipe gallery hot-rolling channel
城市地铁与综合管廊用热轧槽道 |
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GB/T 26162-2021 Information and documentation—Records management—Concepts and principles
信息与文献 文件（档案）管理 概念与原则 |
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GB/T 10170-2021 Earth-moving machinery -- Backhoe loader -- Technical specifications
土方机械 挖掘装载机 技术条件 |
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GB/T 9254.2-2021 Information technology equipment, multimedia equipment and receivers -- Electromagnetic compatibility -- Part 2: Immunity requirements
信息技术设备、多媒体设备和接收机 电磁兼容 第2部分：抗扰度要求 |
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GB/T 25694-2021 Earth-moving machinery—Skid-steer loaders
土方机械 滑移转向装载机 |
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GB/T 38478-2021 Determination of astaxanthin opticalisomers content—Liquid chromatography
虾青素旋光异构体含量的测定 液相色谱法 |
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GB/T 38488-2021 Rapid determination of microorganisms
微生物快速测定方法 |
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GB/T 17674-2021 Determination of nitrogen in crude oil -- Boat-inlet chemiluminescence
原油中氮含量的测定 舟进样化学发光法 |
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GB/T 25717-2021 Hot chamber die casting machines for magnesium alloys
镁合金热室压铸机 |
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GB/T 17626.31-2021 Electromagnetic compatibility—Testing and measurement techniques—Part 31：AC mains ports broadband conducted disturbance immunity test
电磁兼容 试验和测量技术 第31部分：交流电源端口宽带传导骚扰抗扰度试验 |
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GB/T 41053-2021 Full face tunnel boring machine—Dual modes (earth pressure balanced and slurry balanced) tunnel boring machine
全断面隧道掘进机 土压平衡-泥水平衡双模式掘进机 |
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GB/T 12691-2021 Air compressor oils
空气压缩机油 |
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GB/T 20794-2021 Industrial classification for ocean industries and their related activities
海洋及相关产业分类 |
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GB/T 40675.3-2021 Noise suppression sheet for digital devices and equipment—Part 3: Characterization of parameters of noise suppression sheet
数字器件和设备用噪声抑制片 第3部分：噪声抑制片的参数特性 |
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GB/T 41223-2021 Soil quality—Determination of potential nitrification and inhibition of nitrification—Rapid test by ammonium oxidation
土壤质量 硝化潜势和硝化抑制作用的测定 氨氧化快速检测法 |
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GB/T 40150-2021 Grain and oil storage—Evaluation of uniformity of grain mechanical ventilation
粮油储藏 储粮机械通风均匀性评价方法 |
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