• GB/T 40337-2021 气焊及相关工艺设备的气密性 Gas tightness of equipment for gas welding and allied processes ...2023-06-15
  • GB/T 34236-2017 二氧化碳制甲醇技术导则 Technical guideline for methanol preparation from carbon dioxide...2023-06-15
  • BS ISO 7714-2018 Agricultural irrigation equipment. Volumetric valves. General requirements and test method...2023-06-15
  • DB12/ 046.94-2011 产品单位产量综合能耗计算方法及限额 第94部分: 自来水 Calculation method and stipulation of c...2023-06-15
  • BS EN 13018-2016 无损试验 视觉试验 一般原理 Non-destructive testing. Visual testing. General principles...2023-06-15
  • GB/T 41661-2022 陶瓷盲道砖 Tactile paving ceramic tile2023-06-15
  • DIN EN 13880-8-2019 Hot applied joint sealants - Part 8: Test method for the determination of the change in...2023-06-15
  • BS EN 45556-2019 General method for assessing the proportion of reused components in energy-related produc...2023-06-15
  • GB/T 39831-2021 液压传动 规格02、03、05、07、08和10的四油口叠加阀和方向控制阀 夹紧尺寸 Hydraulic fluid power...2023-06-15
  • ETSI TR 122 973-2018 Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecomm...2023-06-15
  • BS EN ISO 17824-2014 Petroleum and natural gas industries. Downhole equipment. Sand screens2023-06-15
  • BS EN ISO 25539-1-2017 心血管植入物 血管内装置 血管内假体 Cardiovascular implants. Endovascular devices. End...2023-06-15
  • DIN 4811-2017 Pressure regulators for LPG and safety devices - Requirements2023-06-15
  • GB 19079.24-2013 体育场所开放条件与技术要求 第24部分:运动飞机场所 Operation conditions and technical require...2023-06-15
  • ASTM E263-2018 用铁的放射性测量快中子反应速率的方法 Standard Test Method for Measuring Fast-Neutron Reaction...2023-06-15
  • ASTM D2671-2021 Standard Test Methods for Heat-Shrinkable Tubing for Electrical Use2023-06-15
  • GB/T 21833.1-2020 奥氏体-铁素体型双相不锈钢无缝钢管 第1部分:热交换器用管 Seamless austenitic-ferritic (duple...2023-06-15
  • DIN EN 1130-2020 Children’s furniture – Cribs – Safety requirements and test methods2023-06-15
  • DB33/T 468.3-2017 枇杷 第3部分:生产技术规程 Loquat Part 3:Technial regulations of cultivation2023-06-15
  • IEC 60153-4-2017 空心金属波导--第4部分:圆波导的有关规范 Hollow metallic waveguides – Part 4: Relevant ...2023-06-15
  • GB 30871-2022 危险化学品企业特殊作业安全规范 Safety specifications of special work in hazardous chemicals en...2023-06-15
  • DB11/ 947-2013 机动车维修场所职业卫生技术规范 Technical code of occupational health for power-driven vehicle...2023-06-15
  • ASTM D3731-2020 Standard Practices for Measurement of Chlorophyll Content of Algae in Surface Waters2023-06-15
  • BS EN 3982-2015 航空航天系列 铝合金AL-P7050 AlZn6CuMgZr T7451 板 6 mm <a ≤ 160 mm Aerospace series. Alumini...2023-06-15