1898| 8
|
[综合讨论] 对称的结构,中心施加一个竖向力,为什么会产生其他方向的位移 |
| |
发表于 2016-7-28 07:44
|
显示全部楼层
| |
| ||
| ||
发表于 2016-7-30 07:35
|
显示全部楼层
| ||
GMT+8, 2024-11-25 00:39 , Processed in 0.080162 second(s), 27 queries , Gzip On.
Powered by Discuz! X3.4
Copyright © 2001-2021, Tencent Cloud.