10750| 9
|
請教高手,O型圈是如何制作的,需要通過哪些加工工藝。 |
| ||
| ||
| ||
| ||
Archiver|手機(jī)版|小黑屋|機(jī)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 19:55 , Processed in 0.073970 second(s), 24 queries , Gzip On.
Powered by Discuz! X3.5 Licensed
© 2001-2025 Discuz! Team.