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一种纤维增强复合材料管冰组合柱

Release Time:2019-09-21  Hits:

First Author: Wang Yanlei

Disigner of the Invention: 陈硕,韩宝国,陈贵鹏

Application Number: CN201810692957.5

Authorization Date: 2018-06-29

Authorization Number: CN108505686A

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