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  • ISO9712:2021 (中英双语版) Fifthedition No n -destructive testing Qualificationand certification of NDT personnel 无损检测 人员资格鉴定 与 认证 本版标准由领翼国际 N DT 学校编译 仅供学习交流,如 有 歧义,请参考英文内容! 领翼国际 N DT 学校 专注 N DT 人员国
    积分:20 Gold / 时间:2022-01-12 / 页数:61 / 阅读:7
  • 积分:10 Gold / 时间:2022-01-12 / 页数:17 / 阅读:6
  • Volume 1: Member Design MNL-17(21) American Concrete Institute Always advancing ACI MNL-17(21) ACI REINFORCED CONCRETE DESIGN HANDBOOK A Companion to ACI 318-19 VOLUME 1 INTRODUCTION STRUCTURAL SYSTEM
    积分:30 Gold / 时间:2022-01-10 / 页数:570 / 阅读:9
  • Volume 2: Special Topics MNL-17(21) American Concrete Institute Always advancing ACI MNL-17(21) ACI REINFORCED CONCRETE DESIGN HANDBOOK A Companion to ACI 318-19 VOLUME 1 INTRODUCTION STRUCTURAL SYSTE
    积分:30 Gold / 时间:2022-01-10 / 页数:490 / 阅读:9
  • SAFETY STANDARD FOR ROUGH TERRAIN FORKLIFT TRUCKS AN AMERICAN NATIONAL STANDARD INDUSTRIAL TRUCK STANDARDS DEVELOPMENT FOUNDATION ANSI/ITSDF B56.6-2021 (Revision of ANSI/ITSDF B56.6-2016)
    积分:30 Gold / 时间:2022-01-10 / 页数:62 / 阅读:8
  • ANSI/ASHRAE/ASHE Standard 170-2021 (Supersedes ANSI/ASHRAE/ASHE Standard 170-2017) Includes ANSI/ASHRAE/ASHE addenda listed in Appendix F Ventilation of Health Care Facilities See Appendix F for appro
    积分:30 Gold / 时间:2022-01-10 / 页数:54 / 阅读:7
  • 积分:30 Gold / 时间:2022-01-10 / 页数:72 / 阅读:7
  • An ACI Manual ACI Reinforced Concrete Design Handbook A Companion to ACI 318-19 Volume 3: Design Aids MNL-17(21) ACI MNL-17(21) ACI REINFORCED CONCRETE DESIGN HANDBOOK A Companion to ACI 318-19 VOLUME
    积分:30 Gold / 时间:2022-01-10 / 页数:100 / 阅读:8
  • r POLICY STATEMENT ON THE USES OF TLVs AND BEIs The Threshold Limit Values (TLVs ) and Biological Exposure Indices (BEIs ) are developed as guidelines to assist in the control of health hazards. Thes
    积分:30 Gold / 时间:2022-01-10 / 页数:307 / 阅读:24
  • IBC INTERNATIONAL BUILDING CODE A Member of the International Code Family 2021 International Building Code Date of First Publication: October 23, 2020 First Printing: October 2020 ISBN: 978-1-60983-95
    积分:30 Gold / 时间:2022-01-10 / 页数:833 / 阅读:12
  • B r e a t h a l c o h o l t e s t i n g d e v i c e s A S 3 5 4 7 : 2 0 1 9 ( I n c o r p o r a t i n g A m e n d m e n t N o . 1 )A S 3 5 4 7 : 2 0 1 9 I S B N 9 7 8 1 7 6 0 7 2 5 2 3 5 T h i s A u s
    积分:30 Gold / 时间:2022-01-10 / 页数:37 / 阅读:10
  • An ACI Technical Publication The Concrete Industry in the Era of Artificial Intelligence 0 LO (Y) I Q_ (f) Editors: M.Z. Naser and Kevin Mueller American Concrete Institute Always advancing The Concre
    积分:30 Gold / 时间:2022-01-10 / 页数:183 / 阅读:8
  • AD 2000-Merkblatt ICS 23.020.30 January 2020 edition supersedes July 2019 edition; | amendments to previous edition; correction AD 2000-Merkbltter are protected by copyright. The rights of use, parti
    积分:30 Gold / 时间:2022-01-10 / 页数:12 / 阅读:8
  • seismicisolationseismicisolation
    积分:30 Gold / 时间:2022-01-10 / 页数:88 / 阅读:10
  • IMC INTERNATIONAL MECHANICAL CODE A Member of the International Code Family 2021 International Mechanical Code Date of First Publication: March 6, 2020 First Printing: March 2020 ISBN: 978-1-60983-964
    积分:30 Gold / 时间:2022-01-10 / 页数:185 / 阅读:9
  • ANSl/ASHRAE Standard 41.6-2021 (Supersedes ANSI/ASH RAE Standard 41.6-2014) Standard Methods for Humidity Measurements Approved by ASHRAE and the American National Standards Institute on October 29, 2
    积分:30 Gold / 时间:2022-01-10 / 页数:38 / 阅读:8
  • 积分:30 Gold / 时间:2022-01-10 / 页数:104 / 阅读:10
  • AD 2000-Merkblatt ICS 23.020.30 January 2020 edition supersedes November 2014 edition; | amendments to previous edition AD 2000-Merkbltter are protected by copyright. The rights of use, particularly o
    积分:30 Gold / 时间:2022-01-10 / 页数:8 / 阅读:12
  • AD 2000-Merkblatt ICS 23.020.30 December 2020 edition supersedes May 2019 edition; | amendments to previous edition AD 2000-Merkbltter are protected by copyright. The rights of use, particularly of an
    积分:30 Gold / 时间:2022-01-10 / 页数:4 / 阅读:5
  • P o r t a b l e l a d d e r s P a r t 5 : S e l e c t i o n , s a f e u s e a n d c a r e A S 1 8 9 2 . 5 : 2 0 2 0 ( I n c o r p o r a t i n g A m e n d m e n t N o . 1 )A S 1 8 9 2 . 5 : 2 0 2 0 I S
    积分:30 Gold / 时间:2022-01-10 / 页数:27 / 阅读:6
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