3747| 2
|
磨削加工在航空用難加工材料方面占多大比重,核心技術(shù)在哪方面? |
| ||
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, 2025-7-16 16:56 , Processed in 0.091009 second(s), 14 queries , Gzip On.
Powered by Discuz! X3.5 Licensed
© 2001-2025 Discuz! Team.