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  • ASTM B86-2018 锌和锌铝合金铸件和模铸件规格 Standard Specification for Zinc and Zinc-Aluminum (ZA) Alloy Foun...2023-06-05
  • DB32/T 3379-2018 沿江化工企业基本安全技术规范 Basic Safety Technical specification of Chemical enterprises a...2023-06-05
  • GB/T 38443-2019 GH4145合金棒材和锻件 通用技术条件 GH4145 alloy bars and forgings—General specification...2023-06-05
  • ETSI TS 102 232-1-2020 Lawful Interception (Li); Handover Interface And Service-Specific Details (Ssd) For ...2023-06-05
  • ASTM C1577-2015 根据AASHTO LRFD设计的涵管、暴雨排水道和污水道用预制钢筋混凝土整体式箱形构件的规格 Standard S...2023-06-05
  • GB/T 5599-2019 机车车辆动力学性能评定及试验鉴定规范 Specification for dynamic performance assessment and tes...2023-06-05
  • DB11/T 904-2012 土池规模化培育轮虫技术规范 Technical specification for rotifers large-scale culture in earth...2023-06-05
  • DL/T 1405.3-2018 智能变电站的同步相量测量装置 第3部分:检测规范 Synchrophasor measurement unit for smart subst...2023-06-05
  • DB33/T 2035-2017 高速公路服务区(停车区)服务管理规范 Expressway service(parking) area management and service sp...2023-06-04
  • ASTM A27/A27M-2019 通用碳素钢铸件规格 Standard Specification for Steel Castings, Carbon, for General Applica...2023-06-04
  • GB/T 35223-2017 地面气象观测规范 气象能见度 Specifications for surface meteorological observation--Meteorolo...2023-06-04
  • GB/T 21741-2021 住宅小区安全防范系统通用技术要求 General specifications for security system for residential ...2023-06-04
  • GA/T 1058-2013 警用数字集群(PDT)通信系统 空中接口呼叫控制层技术规范 Police digital trunking communication sy...2023-06-04
  • ETSI TS 102 230-1/4-2019 Smart Cards; Uicc-Terminal Interface; Physical, Electrical And Logical Test Specif...2023-06-04
  • DB32/T 3883-2020 心肺运动测试仪呼吸系统通用测试规范 General testing specification for respiratory system of ...2023-06-04
  • GY/T 345-2021 互联网电视集成平台节目集成系统技术要求及接口规范 Technical requirements and interface specific...2023-06-04
  • ASTM A790/A790M-2020 Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Pip...2023-06-04
  • DZ/T 0353-2020 地球化学详查规范 Specification of geochemical detailed survey2023-06-03
  • DL/T 768.4-2017 电力金具制造质量 第4部分:球墨铸铁件 Manufacture quality specification for electric power fit...2023-06-03
  • ASTM A312/A312M-2019 冷加工奥氏体不锈钢焊接管和无缝管规格 Standard Specification for Seamless, Welded, and H...2023-06-03
  • GB/T 29514-2018 钢渣处理工艺技术规范 Technical specification of steel slag treatment technology2023-06-03
  • ASTM A512-2018 Standard Specification for Cold-Drawn Buttweld Carbon Steel Mechanical Tubing2023-06-03
  • GB/T 40058-2021 全国固定资产投资项目代码编码规范 Coding specification for the national fixed assets investme...2023-06-03
  • GB/T 39171-2020 废塑料回收技术规范 Technical specification for waste plastics recycling2023-06-03
  • DL/T 848.3-2019 高压试验装置通用技术条件 第3部分:无局放试验变压器 General specification for high voltage test...2023-06-03