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BS EN 1559-2-2014英文.pdf
BSI Standards PublicationBS EN 1559-2:2014Founding — Technicalconditions of deliveryPart 2: Additional requirements f...
2025-11-26发布106 浏览27 页2 次下载1.28 MB
BS EN 1559-1-2011英文.pdf
raising standards worldwide™NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards Pub...
2025-11-26发布91 浏览26 页0 次下载702.97 KB
BS EN 1371-2-2015英文.pdf
BSI Standards PublicationBS EN 1371-2:2015Founding — Liquid penetranttestingPart 2: Investment castingsBS EN 1371-2:2...
2025-11-26发布108 浏览24 页2 次下载1.18 MB
BS 7900-1998英文.pdf
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2025-11-26发布131 浏览10 页0 次下载391.8 KB
GBT 11263-2017 英文.pdf
ICS 77.140.70 H44 NATIONAL STANDARDOF THE PEOPLE’S REPUBLIC OF CHINA中华人民共和国国家标准P Hot-rolled H and cut T...
2025-11-21发布119 浏览50 页3 次下载7.85 MB