樓主: penglaishashou
|
長管內壁盲孔加工方法及工裝---[求助] |
| ||
| ||
嘿嘿,老革命看到就會笑了!。
| ||
| ||
我能說說嗎,揀個漏
| ||
| ||
小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
GMT+8, 2024-11-7 23:47 , Processed in 0.052704 second(s), 16 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.