Current position: Home >> Scientific Research >> Patents

一种液体与固体延迟材料之间声反射系数的测量方法

Hits:

First Author:Guofeng Li

Disigner of the Invention:李晓佳,wangjinjun,wangzhiqiang,wangninghui

Authorization Date:2017-02-20

Authorization number:ZL201710088837.X

Next One:一种中央空调细菌病毒集中消杀系统