8238| 4
|
絲錐使用次數,手攻或者攻絲機攻45鋼,能加工多少個孔 |
| ||
點評
這么厲害??!
| ||
Archiver|手機版|小黑屋|機械社區 ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
GMT+8, 2025-9-23 04:29 , Processed in 0.071722 second(s), 18 queries , Gzip On.
Powered by Discuz! X3.5 Licensed
© 2001-2025 Discuz! Team.