1852| 1
|
NBT 47014-2011和ASME BPVC IX-2021對板接頭拉伸試樣加工的區(qū)別以及做焊接工藝評定... |
| ||
|
小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,浙公網(wǎng)安備33038202004372號 )
GMT+8, 2024-9-22 09:45 , Processed in 0.050333 second(s), 15 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.