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  • HG/T 2647-2011 普通V帶和窄V帶測長機(jī)技術(shù)條件 Technical specifications for common V belt and narrow V belt mea...2023-09-17
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  • ETSI TS 132 111-2-2018 Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Teleco...2023-09-17
  • DA/T 89-2022 實(shí)物檔案數(shù)字化規(guī)范 Secification for diitization of physical records 2023-09-17
  • DL/T 2120-2020 GIS變電站開關(guān)操作瞬態(tài)電磁騷擾抗擾度試驗(yàn) Immunity test for transient electromagnetic disturban...2023-09-17
  • ETSI TS 133 501/4-2020 5G; Security Architecture And Procedures For 5G System (3Gpp Ts 33.501 Version 16.3....2023-09-17
  • ASTM E2905/E2905M-2020 Standard Practice for Examination of Mill and Kiln Girth Gear Teeth—Electromagnetic...2023-09-17
  • DIN EN ISO 21178-2020 Light conveyor belts - Determination of electrical resistances (ISO 21178:2020); Germ...2023-09-17
  • CB/T 4414-2015 船用金屬密封蝶閥 Marine metal seal butterfly valves2023-09-17
  • ASTM D3456-2018 Standard Practice for Determining by Exterior Exposure Tests the Susceptibility of Paint Fi...2023-09-17
  • ETSI TS 129 165/4-2020 Digital Cellular Telecommunications System (Phase 2+) (Gsm); Universal Mobile Teleco...2023-09-17
  • BS EN IEC 62477-2-2018 Safety requirements for power electronic converter systems and equipment. Power ele...2023-09-17
  • GB 30678-2014 客車用安全標(biāo)志和信息符號 Safety signs and information symbols for the use of bus2023-09-17
  • EN IEC 62271-110-2018 High-voltage switchgear and controlgear. Part 110: Inductive load switching2023-09-17
  • ASTM B42-2020 Standard Specification for Seamless Copper Pipe, Standard Sizes2023-09-17
  • ETSI TR 102 965-2013 Intelligent Transport Systems (ITS); Application Object Identifier (ITS-AID); Registra...2023-09-17
  • DB11/T 402-2006 蛋雞生產(chǎn)技術(shù)規(guī)范 Technological rules of Layer production2023-09-17
  • GB/T 19557.12-2018 植物品種特異性、一致性和穩(wěn)定性測試指南 大蒜 Guidelines for the conduct of tests for disti...2023-09-17
  • DL/T 1073-2019 發(fā)電廠廠用電源快速切換裝置通用技術(shù)條件 General specifications for high speed transfer equipme...2023-09-17