5391| 12
|
液氮加工 求科普 |
| ||
| ||
點評
一冷一熱 刀具不會發(fā)生冷脆嗎?
| ||
| ||
| ||
| ||
| ||
| ||
| ||
Archiver|手機版|小黑屋|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,浙公網(wǎng)安備33038202004372號 )
GMT+8, 2025-9-15 09:55 , Processed in 0.084469 second(s), 16 queries , Gzip On.
Powered by Discuz! X3.5 Licensed
© 2001-2025 Discuz! Team.