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一种管式土钉及其施工方法

Release Time:2019-10-12  Hits:

First Author: 贾金青

Disigner of the Invention: 朱大勇,Tingkai Nian,刘俊岩,杨国平,涂兵雄,王海涛,高军程,林青坤,Wang Hao

Application Number: CN201810174260.9

Authorization Date: 2018-03-02

Authorization Number: CN108316297A

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