2021 year China issued GB standards list


	GB/T 34077.3-2021 Management specification of electronic government common platformbased on cloud computing -- Part 3: Operation guarantee management 基于云计算的电子政务公共平台管理规范第3部分：运行保障管理
	GB/T 25388.1-2021 Wind turbines generator system—Double-fed converter—Part 1: Technical condition 风力发电机组双馈式变流器第1部分：技术条件
	GB/T 40231-2021 Restricted substance in electrical and electronic products—Determination of hexavalent chromium—Ion chromatography method 电子电气产品中的限用物质六价铬的测定方法离子色谱法
	GB/T 25387.2-2021 Wind turbines generator system—Full-power converter—Part 2:Test method 风力发电机组全功率变流器第2部分：试验方法
	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
	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
	GB/T 40230.1-2021 Methods of visual fatigue test and evaluation—Part 1:Ophthalmology and optometry 视疲劳测试与评价方法第1部分：眼视光学
	GB/T 34079.4-2021 Service specification of electronic government common platform based on cloud computing -- Part 4: Application service 基于云计算的电子政务公共平台服务规范第4部分：应用服务
	GB/T 34079.5-2021 Service specification of electronic government common platform based on cloud computing -- Part 5: Mobility service 基于云计算的电子政务公共平台服务规范第5部分：移动服务
	GB/T 40226-2021 Detection of environmental microbial metagenome—High throughput sequencing 环境微生物宏基因组检测高通量测序法
	GB/T 35060.4-2021 General specification of shearer—Part 4: Electric control system 滚筒采煤机通用技术条件第4部分:电气控制系统
	GB/T 39598-2021 A guide to the limited quantity in indoor loading for wood-based panel based on its ultimate formaldehyde emission 基于极限甲醛释放量的人造板室内承载限量指南
	GB/T 40225-2021 Determination of actin antibody—Western blotting method 肌动蛋白抗体的检测免疫印迹法
	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
	GB/T 40224-2021 Plastics boxes used for rainwater infiltration,attenuation and storage 雨水渗透、调蓄、储存用塑料模块
	GB/T 39828-2021 Test method for determining elastic modulus of thick ceramic coating at elevated temperature 陶瓷厚涂层的高温弹性模量试验方法
	GB/T 40233-2021 Ergonomics of the thermal environment—Instruments for measuring physical quantities 热环境的人类工效学物理量测量仪器
	GB/T 20696-2021 Lambda-cyhalothrin emulsifiable concentrate 高效氯氟氰菊酯乳油
	GB/T 40259-2021 General specification for supporting quality of longwall face 综采工作面支护质量检测技术条件
	GB/T 40258-2021 Evaluation method for corrosion resistance of hollow fiber membrane to chemical cleaning agent 中空纤维膜耐化学清洗剂腐蚀性能评价方法

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