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钻杆规范-2020(英文) 新人帖 attachment gl9855 2021-10-11 01486 gl9855 2021-10-11
ASCE Guideline for the Design of Buried Steel Pipe 2001 新人帖 attachment 刘艳贺 2021-10-15 01130 刘艳贺 2021-10-15
Age Determination Guidelines《年龄确定指南》 新人帖 attachment s306043304 2021-11-4 01527 s306043304 2021-11-4
AHRI_Standard_550-590_I-P_2018;AHRI-550/590 新人帖 attachment zyh945617882 2021-11-7 01178 zyh945617882 2021-11-7
法国最新电子烟标准 新人帖 attachment wuzhibo1234 2021-11-8 01028 wuzhibo1234 2021-11-8
FIA TEXT METHOD 1206-1999 新人帖 attachment YI四照 2021-11-9 01392 YI四照 2021-11-9
NOR:DEVL1101903D 新人帖 attachment 探索小人书 2021-11-9 01112 探索小人书 2021-11-9
NOR:DEVL1104875A (Arrete 19042011) 新人帖 attachment 探索小人书 2021-11-9 01054 探索小人书 2021-11-9
API 16AR 2017 第一版英文 新人帖 attachment zcabie3938 2021-11-24 0792 zcabie3938 2021-11-24
ACI PRC-330-2021 Commercial Concrete Parking Lots and Site Paving Design and Construction—Guide 新人帖 attachment 他山石6799 2021-11-24 0826 他山石6799 2021-11-24
ANSI AWWA C105 A21.5-18 Polyethylene Encasement for Ductile-Iron Pipe Systems 新人帖 attachment 他山石6799 2021-11-24 0857 他山石6799 2021-11-24
API 1184-2021 Pipeline Facility Construction Inspection 新人帖 attachment 他山石6799 2021-11-24 0789 他山石6799 2021-11-24
AS 1288-2021 Glass in buildings — Selection and installation 新人帖 attachment 他山石6799 2021-11-24 0940 他山石6799 2021-11-24
AWS A4.2M-2020 Standard Procedures for Calibrating Magnetic Instruments to Measure the Delta Ferrite Content of Auste... 新人帖 attachment 他山石6799 2021-11-24 0794 他山石6799 2021-11-24
API RP 6AR 2ND(2019) 新人帖 attachment zcabie3938 2021-11-24 0707 zcabie3938 2021-11-24
API RP 1161-2019 Recommended Practice for Pipeline Operator Qualification (OQ) 新人帖 attachment 他山石6799 2021-11-24 0732 他山石6799 2021-11-24
API RP 2218_R-2020 Fireproofing Practices in Petroleum and Petrochemical Processing Plants 新人帖 attachment hxall 2021-11-25 0820 hxall 2021-11-25
ANSI AWWA C605-21 Underground Installation of PVC and PVCO Pressure Pipe and Fittings attachment 他山石6799 2021-11-29 0819 他山石6799 2021-11-29
BS EN 143-2021 Respiratory protective devices. Particle filters. Requirements, testing, marking attachment 他山石6799 2021-11-29 01012 他山石6799 2021-11-29
AS 8001-2021 Fraud and corruption control attachment 他山石6799 2021-11-29 0906 他山石6799 2021-11-29
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