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一种基于压电陶瓷管的圆柱型智能骨料装置

Release Time:2019-09-21  Hits:

First Author: 霍林生

Disigner of the Invention: 宋钢兵,陈冬冬

Application Number: CN201621092881.5

Authorization Date: 2016-09-29

Authorization Number: CN206113849U

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