2428| 7
|
螺母与螺杆受力分析 |
| ||
点评
那对阁下自然是瞎扯,阁下玩的是宏观视角,早就不关心这具体细节了
| ||
| ||
小黑屋|手机版|Archiver|机械必威体育网址 ( 京ICP备10217105号-1,京ICP证050210号,浙公网安备33038202004372号 )
GMT+8, 2025-1-4 19:55 , Processed in 0.049810 second(s), 15 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.