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  • 积分:30 Gold / 时间:2020-07-24 / 页数:22 / 阅读:8
  • BRITISH STANDARD BS EN 62061:2005 corrigenda July 2005, April 2008 and February 2010 Safety of machinery Functional safety of safety-related electrical, electronic and programmable electronic contro
    积分:30 Gold / 时间:2020-07-24 / 页数:102 / 阅读:3
  • 积分:30 Gold / 时间:2020-07-24 / 页数:20 / 阅读:6
  • N a t i o n a l f o r e w o r d T h i s B r i t i s h S t a n d a r d i s t h e U K i m p l e m e n t a t i o n o f E N 1 0 9 0 3 : 2 0 1 9 . I t s u p e r s e d e s B S E N 1 0 9 0 3 : 2 0 0 8 ,
    积分:30 Gold / 时间:2020-07-24 / 页数:130 / 阅读:3
  • raising standards worldwide NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BSI British Standards Unfired pressure vessels Part 2: Materials BS EN 13445-2:2009BS EN 13445-2
    积分:30 Gold / 时间:2020-07-24 / 页数:86 / 阅读:3
  • Gas cylinders Periodic inspection and testing of welded steel pressure drums Capacities up to 1 000 l BS ISO 23088:2020 National foreword This British Standard is the UK
    积分:30 Gold / 时间:2020-07-24 / 页数:28 / 阅读:4
  • 积分:30 Gold / 时间:2020-07-24 / 页数:15 / 阅读:3
  • BSI Standards Publication Hot rolled products of structural steels Part 3: Technical delivery conditions for normalized/ normalized rolled weldable fine grain structural steels BS EN 100253:2019 --,
    积分:30 Gold / 时间:2020-07-24 / 页数:34 / 阅读:5
  • 积分:30 Gold / 时间:2020-07-24 / 页数:25 / 阅读:2
  • Solid biofuels Sample preparation BS EN ISO 14780:2017+A1:2019 National foreword This British Standard is the UK implementation of EN ISO 14780:2017+A1:2019. It is identica
    积分:30 Gold / 时间:2020-07-24 / 页数:32 / 阅读:3
  • 积分:30 Gold / 时间:2020-07-24 / 页数:30 / 阅读:6
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    积分:30 Gold / 时间:2020-07-24 / 页数:16 / 阅读:3
  • 积分:30 Gold / 时间:2020-07-24 / 页数:68 / 阅读:4
  • 积分:30 Gold / 时间:2020-07-24 / 页数:44 / 阅读:6
  • Hydraulic machines - Guidelines for dealing with hydro-abrasive erosion in kaplan, francis, and pelton turbines BS EN IEC 62364:2019 National foreword This British Standard i
    积分:30 Gold / 时间:2020-07-24 / 页数:78 / 阅读:3
  • BSI Standards Publication Gas cylinders Cylinder bundles Design, manufacture, testing and inspection BS EN ISO 10961:2019 National foreword This British Standard is the UK implementation of EN ISO
    积分:30 Gold / 时间:2020-07-24 / 页数:34 / 阅读:5
  • BSI Standards Publication WB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06 Welded steel tubes for pressure purposes - Technical delivery conditions Part 1: Electric welded and submerged arc we
    积分:30 Gold / 时间:2020-07-24 / 页数:50 / 阅读:4
  • 积分:30 Gold / 时间:2020-07-24 / 页数:44 / 阅读:5
  • BSI Standards Publication Security and resilience Emergency management Guidelines for incident management BS ISO 22320:2018National foreword This British Standard is the UK implementation of ISO 2
    积分:30 Gold / 时间:2020-07-24 / 页数:30 / 阅读:4
  • 积分:30 Gold / 时间:2020-07-24 / 页数:35 / 阅读:15
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