2999| 16
|
6.3的粗糙度会影响装配精度吗? |
| ||
| ||
| ||
| ||
| ||
点评
学习了
| ||
| ||
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, 2024-11-28 06:43 , Processed in 0.064343 second(s), 22 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.