3677| 17
|
[声学基础] 已知声压怎样求振速 |
| ||
发表于 2008-10-28 10:07
|
显示全部楼层
| ||
| ||
发表于 2008-10-30 10:41
|
显示全部楼层
| ||
| ||
发表于 2008-11-1 16:50
|
显示全部楼层
| ||
| ||
GMT+8, 2024-12-26 02:26 , Processed in 0.139629 second(s), 19 queries , Gzip On.
Powered by Discuz! X3.4
Copyright © 2001-2021, Tencent Cloud.