楼主: hyl2323
|
[声学测量] 半消声室背景噪声的相关要求?! |
| ||
发表于 2008-2-2 19:51
|
显示全部楼层
多年不版聊,祝大家新年快乐,平安到家!
| ||
| ||
发表于 2008-2-22 21:56
|
显示全部楼层
尽信书,不如无书!
| ||
GMT+8, 2024-11-29 12:24 , Processed in 0.060159 second(s), 15 queries , Gzip On.
Powered by Discuz! X3.4
Copyright © 2001-2021, Tencent Cloud.