1413| 5
|
[编程技巧] [M]{X}+[K]{X}=0 如何求解 自由振动微分方程 |
发表于 2011-3-29 19:31
|
显示全部楼层
| |
发表于 2011-3-30 08:38
|
显示全部楼层
| |
GMT+8, 2024-11-18 08:07 , Processed in 0.095359 second(s), 24 queries , Gzip On.
Powered by Discuz! X3.4
Copyright © 2001-2021, Tencent Cloud.