• GB/T 25068.5-2021信息技术 安全技术 网络安全 第5部分:使用虚拟专用网的跨网通信安全保护Information technology. S...2022-10-24
  • GB/T 39935-2021塑料制品 薄膜和片材 抗粘连性的测定Plastics. Film and sheeting. Determination of blocking resi...2022-10-24
  • GB/T 4892-2021硬质直方体运输包装尺寸系列Dimensions of rigid rectangular transport packages2022-10-24
  • GB/T 39936-2021深冷保冷用泡沫塑料Cellular plastics for use in cryogenic thermal insulation2022-10-24
  • GB/T 7308.3-2021滑动轴承 有法兰或无法兰薄壁轴瓦 第3部分:周长测量Plain bearings. Thin-walled half bearings wi...2022-10-24
  • GB/T 16903-2021标志用图形符号表示规则 公共信息图形符号的设计原则与要求Rules for the presentation of graphica...2022-10-24
  • GB/T 39828-2021陶瓷厚涂层的高温弹性模量试验方法Test method for determining elastic modulus of thick ceramic ...2022-10-24
  • GB/T 19753-2021轻型混合动力电动汽车能量消耗量试验方法Test methods for energy consumption of light-duty hybri...2022-10-24
  • GB/T 24847-20211000kV交流系统电压和无功电力技术导则Technical guide on 1000kV AC system voltage and reactive ...2022-10-24
  • GB/T 7308.1-2021滑动轴承 有法兰或无法兰薄壁轴瓦 第1部分:公差、结构要素和检验方法Plain bearings. Thin-walled ...2022-10-24
  • GB/T 39866-2021建筑门窗附框技术要求Technical requirement of appendent frame for window and door in building...2022-10-24
  • GB/T 1149.6-2021内燃机 活塞环 第6部分:铸铁刮环Internal combustion engines. Piston rings. Part6:Scraper rings ...2022-10-24
  • GB 51428-2021煤化工工程设计防火标准Standard for fire protection design of coal chemical engineering...2022-10-24
  • GB/T 51439-2021城市步行和自行车交通系统规划标准Standard for urban pedestrian and bicycle transport system pl...2022-10-24
  • GB/T 39850-2021国际贸易核心构件业务单证集成技术规范Core components business document assembly technical spec...2022-10-24
  • GB/T 51434-2021互联网网络安全设施工程技术标准2022-10-24
  • GB/T 51435-2021农村生活垃圾收运和处理技术标准Technical standard for rural solid waste collection transportat...2022-10-24
  • GB/T 39937-2021塑料制品 聚丙烯(PP)挤塑板材 要求和试验方法Plastics. Extruded sheets of polypropylene (PP). Re...2022-10-24
  • GB/T 2585-2021铁路用热轧钢轨Hot-rolled steel rails for railway2022-10-24
  • GB/T 10006-2021塑料 薄膜和薄片 摩擦系数的测定Plastics. Film and sheetin. Determination of the coefficients o...2022-10-24
  • GB/T 40612-2021塑料 海水沙质沉积物界面非漂浮塑料材料最终需氧生物分解能力的测定 通过测定释放二氧化碳的方法Pla...2022-10-24
  • GB/T 11760-2021青稞Hulless barley2022-10-24
  • GB/T 39934-2021家具中挥发性有机化合物的筛查检测方法 气相色谱-质谱法Determination of volatile organic compoun...2022-10-24
  • GB/T 39972-2021国土空间规划“一张图”实施监督信息系统技术规范Technical specification of‘Inteplan’informati...2022-10-24