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  • DB11/T 948.1-2013 电梯运行安全监测信息管理系统技术规范 第1部分:系统总体结构 Technical specifications for lif...2023-06-06
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  • DB44/T 451-2007 电站锅炉水处理设施运行效果与监测 The monitoring and testing of running result for power stat...2023-06-06
  • GH/T 1373-2022 梳棉胎加工技术要求 Processing technical requirements for carding cotton wadding2023-06-06
  • ETSI TR 122 953-2017 Digital cellular telecommunications system (Phase 2+) (GSM);Universal Mobile Telecommu...2023-06-06
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  • ASTM D7660-2020 Standard Guide for Conducting Internal Pressure Tests on United Nations (UN) Packagings2023-06-06
  • BS ISO/IEC/IEEE 42020-2019 Software, systems and enterprise. Architecture processes2023-06-06
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  • GB/T 26332.8-2022 光学和光子学 光学薄膜 第8部分:激光光学薄膜基本要求 Optics and photonics-Optical coatings- P...2023-06-06
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  • GB 17859-1999 计算机信息系统安全保护等级划分准则 Classified criteria for security protection of computer inf...2023-06-06
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