2203| 5
|
螺纹强度计算 |
| ||
点评
少乘了0.8
| ||
点评
楼主搞拉伸机的?留个邮箱发你
| ||
| ||
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, 2024-11-21 00:11 , Processed in 0.052086 second(s), 15 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.