• GB/T 20969.1-2021特殊环境条件 高原机械 第1部分:高原对内燃动力机械的要求Special environmental condition. Mach...2022-10-25
  • GB/T 13626-2021单一故障准则应用于核电厂安全系统Application of the single-failure criterion for nuclear power...2022-10-25
  • GB/T 41106.2-2021大型游乐设施 检查、维护保养与修理 第2部分:轨道类Large-scale amusement devices—Inspection, m...2022-10-25
  • GB/T 17215.647-2021电测量数据交换 DLMS/COSEM组件 第47部分:基于IP网络的DLMS/COSEM传输层Electricity metering d...2022-10-25
  • GB/T 41110-2021镍及镍合金药芯焊丝Tubular cored electrodes for gas shielded and non-gas shielded metal arc we...2022-10-25
  • GB/T 1927.18-2021无疵小试样木材物理力学性质试验方法 第18部分:抗冲击压痕测定Test methods for physical and mech...2022-10-25
  • GB/T 22522-2021测量螺纹用米制系列量针Metric series wires for measuring screw threads2022-10-25
  • GB/T 8643-2021含润滑剂金属粉末中润滑剂含量的测定 索格利特(Soxhlet)萃取法Determination of lubricant content in...2022-10-25
  • GB/T 19136-2021农药热储稳定性测定方法Testing method of the accelerated storage stability at elevated tempera...2022-10-25
  • GB/T 41249-2021产业帮扶 “猪-沼-果(粮、菜)” 循环农业项目运营管理指南Industrial assistance—Guidance for opera...2022-10-25
  • GB/T 41211-2021月球与行星原位光谱探测仪器通用规范General specifications for moon and planetary in-situ spect...2022-10-25
  • GB/T 41185-2021水生动物病原DNA检测参考物质制备和质量控制规范 质粒Specification of preparation and quality co...2022-10-25
  • GB/T 41071-2021染料产品中多环芳烃的测定Determination of polycyclic aromatic hydrocarbons in dye products...2022-10-25
  • GB/T 41213-2021集成电路用全自动装片机Integrated circuit full automatic die bonder2022-10-25
  • GB/T 41029-2021石油天然气钻井海洋弃井作业规程Specification for offshore well abandonment operation of oil&ga...2022-10-25
  • GB/T 18691.1-2021农业灌溉设备 灌溉阀 第1部分:通用要求Agricultural irrigation equipment—Irrigation valves—...2022-10-25
  • GB/T 31723.413-2021金属通信电缆试验方法 第4-13部分:电磁兼容 链路和信道(实验室条件)的耦合衰减 吸收钳法Metallic...2022-10-25
  • GB/T 3670-2021铜及铜合金焊条Covered electrodes for manual metal arc welding of copper and copper alloys...2022-10-25
  • GB/T 41163-2021煤矿井下煤层水射流冲击增透工艺设计规范Specification for process design of enhancing coal seam...2022-10-25
  • GB/T 41176-2021专业运动服装 滑雪服Professional sportswear—Ski and snowboard wear2022-10-25
  • GB/T 37863.2-2021轨道交通 牵引电传动系统 第2部分:机车、动车组Railway applications. Traction electric drive s...2022-10-25
  • GB/T 14598.118-2021量度继电器和保护装置 第118部分:电力系统同步相量 测量Measuring relays and protection equip...2022-10-25
  • GB/T 5204-2021核电厂安全系统定期试验与监测Periodic surveillance testing of the safety system of nuclear powe...2022-10-25
  • GB/T 1600-2021农药水分测定方法Testing method of water for pesticides2022-10-25