14868| 13
|
45鋼淬火硬度不足原因? |
| ||
| ||
| ||
點評
想不出有什么沒試的了?
| ||
點評
我也感覺是,只是找不到理由.
| |
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, 2025-7-24 23:55 , Processed in 0.067739 second(s), 18 queries , Gzip On.
Powered by Discuz! X3.5 Licensed
© 2001-2025 Discuz! Team.