5161| 7
|
直角焊接件焊缝需要清角是,焊接符号该怎么标注 |
| ||
| ||
| ||
| ||
小黑屋|手机版|Archiver|机械必威体育网址 ( 京ICP备10217105号-1,京ICP证050210号,浙公网安备33038202004372号 )
GMT+8, 2024-11-12 01:18 , Processed in 0.069210 second(s), 15 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.