3590| 7
|
焊接開坡口有無規(guī)定? |
| ||
相關(guān)帖子 |
||
| ||
點評
百度一下。
| |
| ||
| ||
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, 2024-11-18 20:46 , Processed in 0.057960 second(s), 19 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.