2517| 8
|
如何算腰圆对z轴的截面惯性矩 |
| ||
点评
好像在检查里面吧,你看看,能找到的
| ||
| ||
| ||
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, 2024-12-27 12:16 , Processed in 0.057279 second(s), 16 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.