1760| 9
|
怎么测一个频率60kHz左右振幅几微米的振动的振幅? |
| ||
发表于 2013-7-9 11:25
|
显示全部楼层
| ||
| |
发表于 2013-7-17 19:35
|
显示全部楼层
| ||
发表于 2015-1-23 09:50
|
显示全部楼层
点评 | ||
发表于 2015-1-23 17:31
|
显示全部楼层
| ||
发表于 2015-1-24 19:39
|
显示全部楼层
| ||
发表于 2015-1-25 12:40
|
显示全部楼层
| ||
GMT+8, 2024-11-8 19:44 , Processed in 0.067556 second(s), 19 queries , Gzip On.
Powered by Discuz! X3.4
Copyright © 2001-2021, Tencent Cloud.