2597| 2
|
二氧炭保護(hù)焊在接頭的位置產(chǎn)生氣孔---請(qǐng)教 |
| ||
| ||
| ||
小黑屋|手機(jī)版|Archiver|機(jī)械社區(qū) ( 京ICP備10217105號(hào)-1,京ICP證050210號(hào),浙公網(wǎng)安備33038202004372號(hào) )
GMT+8, 2024-11-21 02:36 , Processed in 0.051467 second(s), 17 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.