1532| 2
|
渐开线 花键大径定心尺寸公差? |
| ||
发表于 2020-6-27 19:36:53
|
显示全部楼层
| ||
手机版|小黑屋|机械村 ( 渝ICP备17010994号-1 )
GMT+8, 2024-5-2 18:47 , Processed in 0.017647 second(s), 6 queries , Gzip On, Redis On.
Powered by Jixiecun.com
Copyright © 2012-2024