• ASTM D1998-2021Standard Specification for Polyethylene Upright Storage Tanks2022-04-06
  • HG/T 5980-2021绿色设计产品评价技术规范 硝酸钾2022-04-06
  • DIN EN ISO 21645-2021Solid recovered fuels - Methods for sampling (ISO 21645:2021); German version EN ISO 21...2022-04-06
  • JJF (浙) 1185-2021旋转式风向传感器校准规范2022-04-06
  • ISO/IEC/IEEE 29119-3-2021Software and systems engineering — Software testing — Part 3: Test documentation...2022-04-06
  • GA/T 651-2021公安交通指挥系统工程建设通用程序和要求2022-04-06
  • ISO/IEC 23360-1-2-2021Linux Standard Base (LSB) — Part 1-2: Core specification generic part2022-04-06
  • DIN EN 1756-1-2021Tail lifts - Platform lifts for mounting on wheeled vehicles - Safety requirements - Part ...2022-04-06
  • DB33/T 2373-2021直播稻田主要杂草防治技术规范Technical standard for the weed management in direct seeded fiel...2022-04-06
  • ISO 21725-2-2021预应力混凝土桥的简化设计 第2部分:箱梁桥Simplified design of prestressed concrete bridges — ...2022-04-06
  • ISO/IEC 21472-2021信息技术 生物识别系统性能中用户交互影响的情景评估方法Information technology — Scenario e...2022-04-06
  • DIN ISO 16079-1-2021Condition monitoring and diagnostics of wind turbines - Part 1: General guidelines (ISO ...2022-04-06
  • DIN EN 1034-1-2021Safety of machinery - Safety requirements for the design and construction of paper making ...2022-04-06
  • ISO/TS 16095-2021Reclaimed rubber derived from products containing mainly natural rubber — Evaluation proce...2022-04-06
  • T/ZZB 2374-2021纺织经纱上浆用玉米原淀粉浆料2022-04-06
  • ISO 15765-5-2021道路车辆 通过控制器区域网(DoCAN)进行的诊断通信 第5部分:连接到诊断链路连接器的车载网络规范Ro...2022-04-06
  • T/CECS 10154-2021陶粒发泡混凝土一体化墙板2022-04-06
  • ISO 29461-1-2021Air intake filter systems for rotary machinery — Test methods — Part 1: Static filter elem...2022-04-06
  • ISO 11009-2021Petroleum products and lubricants — Determination of water washout characteristics of lubrica...2022-04-06
  • T/ZZB 2300-2021蓝牙智能语音遥控器2022-04-06
  • PD CEN ISO/TS 23758-2021Guidelines for the validation of qualitative screening methods for the detection of ...2022-04-06
  • ISO 80369-7-2021Small-bore connectors for liquids and gases in healthcare applications — Part 7: Connectors...2022-04-06
  • ABNT NBR ISO 22964-2021Microbiology of the food chain — Horizontal method for the detection of Cronobacter ...2022-04-06
  • ISO 15590-2-2021Petroleum and natural gas industries — Factory bends, fittings and flanges for pipeline tra...2022-04-06