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一种液体与固体延迟材料之间声反射系数的测量方法

Release Time:2021-03-23  Hits:

First Author: Guofeng Li

Disigner of the Invention: 李晓佳,王进君,王志强,王宁会

Authorization Date: 2017-02-20

Authorization Number: ZL201710088837.X

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