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  • ISO 799-2-2021船舶和海上技术 领航员梯 第2部分:维护、使用、检验和检查Ships and marine technology — Pilot l...2022-03-31
  • ASTM E3274-2021与PFAS有关的调查衍生废物管理的标准指南Standard Guide for Management of Investigation-Derived ...2022-03-31
  • BS ISO 6488-2021Tobacco and tobacco products. Determination of water content. Karl Fischer method2022-03-31
  • IEC 61636-2021Software Interface for Maintenance Information Collection and Analysis (SIMICA)2022-03-31
  • ISO 23369-2021液压传动 循环流动条件下评价滤芯过滤性能的多道方法Hydraulic fluid power — Multi-pass method o...2022-03-31
  • T/ZZB 2409-2021数字调音台2022-03-31
  • DB33/T 2384-2021泡沫温拌沥青混合料施工技术规范Technical specification for construction of foamed warm asphal...2022-03-31
  • ISO 14245-2021Gas cylinders — Specifications and testing of LPG cylinder valves — Self-closing2022-03-31
  • NF E52-013-5/IN1-2021Cranes - General design - Part 3-5 : limit states and proof of competence of forged and...2022-03-31
  • BS ISO 19170-1-2021Geographic information. Discrete Global Grid Systems Specifications. Core Reference Syste...2022-03-31
  • ISO 6488-2021Tobacco and tobacco products — Determination of water content — Karl Fischer method2022-03-31
  • DIN EN 1254-1-2021Copper and copper alloys - Plumbing fittings - Part 1: Capillary fittings for soldering or...2022-03-31
  • BS EN ISO 22748-2021Absorbent incontinence products for urine and/or faeces. Product type names and illustra...2022-03-31
  • ABNT NBR 15569-2021Direct solar water heating system — Design and installation requirements2022-03-31
  • DIN ISO 13012-2-2021Rolling bearings - Accessories for sleeve type linear ball bearings - Part 2: Boundary d...2022-03-31
  • IEC 61557-12-2018+Amd 1-2021Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500...2022-03-31
  • DIN ISO 17162-2021Fine ceramics (advanced ceramics, advanced technical ceramics) - Mechanical properties of ...2022-03-31
  • GB/T 40096.4-2021就地化继电保护装置技术规范 第4部分:智能管理单元Technical specification for on.site protectio...2022-03-31
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  • T/ZZB 2244-2021汽车部件电泳涂装生产线2022-03-31
  • JIS Z3221-2021Stainless steel covered electrodes2022-03-31
  • ABNT NBR ISO 22471-2021Permissible mechanical connection combinations between towed and towing agricultural ...2022-03-31
  • GB/T 14949.5-2021锰矿石 钛含量的测定 二安替吡啉甲烷分光光度法Manganese ores. Determination of titanium conte...2022-03-31