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  • GB/T 40633-2021茶叶加工术语Vocabulary of tea processing2022-03-31
  • ISO/TS 19807-2-2021纳米技术 磁性纳米材料 第2部分:核酸提取用纳米磁珠特性和测量方法规范Nanotechnologies — Ma...2022-03-31
  • ASTM D618-2021Standard Practice for Conditioning Plastics for Testing2022-03-31
  • ASTM F3515-2021用于生物医学和组织工程医疗产品应用的猪纤维蛋白原作为原材料的鉴定和检测的标准指南Standard Guid...2022-03-31
  • DIN EN 13617-3-2021Petrol filling stations - Part 3: Safety requirements for construction and performance of...2022-03-31
  • DIN 3588-2-2021Gas Tapping Tees - Part 2: With and without shut-off function for pipes made of cast iron and...2022-03-31
  • GB/T 40422-2021无线传感器网络与电信网络结合的总体技术要求General technical requirements of converging wirele...2022-03-31
  • BS ISO 13541-2021Space data and information transfer systems. Attitude data messages2022-03-31
  • DIN EN 303348-2021Audio frequency induction loop drivers up to 45 amperes in the frequency range 10 Hz to 9 ...2022-03-31
  • T/ZZB 2231-2021乘用车后排中央扶手2022-03-31
  • ASTM D3965-2021Standard Classification System and Basis for Specifications for Rigid Acrylonitrile-Butadiene...2022-03-31
  • IEC 63171-6-2021Connectors for electrical and electronic equipment - Part 6: Detail specification for 2-way ...2022-03-31
  • DIN EN IEC 60401-1-2021Terms and nomenclature for cores made of magnetically soft ferrites - Part 1: Terms u...2022-03-31
  • ISO/TR 16178-2021Footwear — Critical substances potentially present in footwear and footwear components — ...2022-03-31
  • DIN EN 1254-7-2021Copper and copper alloys - Plumbing fittings - Part 7: Press fittings for use with metalli...2022-03-31
  • HG/T 20719-2021微生物法修复化工污染土壤技术规范2022-03-31
  • BS ISO 4426-2021Intelligent transport systems. Lower layer protocols for usage in the European digital tacho...2022-03-31
  • ISO 13775-1-2021Thermoplastic tubing and hoses for automotive use — Part 1: Non-fuel applications2022-03-31
  • T/ZZB 2198-2021给水用压接式涂覆复合钢管及管件2022-03-31
  • DIN 14800-20-2021Fire-fighting equipment for fire-fighting and rescue service vehicles - Part 20: Window ope...2022-03-31
  • T/ZZB 2155-2021电梯用永磁同步门机2022-03-31
  • DIN EN IEC 61007-2021Transformers and inductors for use in electronic and telecommunication equipment - Meas...2022-03-31
  • JIS F2624-2021Ships and marine technology -- Aluminium ships -- Aluminium alloy guardrails2022-03-31