6189| 6
|
相贯线用角焊缝还是对接焊缝表示? |
| ||
发表于 2020-10-16 09:28:06
|
显示全部楼层
| ||
| ||
发表于 2020-10-16 12:36:44
|
显示全部楼层
| ||
| ||
| ||
小黑屋|手机版|Archiver|机械社区 ( 京ICP备10217105号-1,京ICP证050210号,浙公网安备33038202004372号 )
GMT+8, 2024-9-21 12:25 , Processed in 0.062024 second(s), 17 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.