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一种管式土钉支护结构及其施工方法

Release Time:2019-10-12  Hits:

First Author: 贾金青

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

Application Number: CN201810174149.X

Authorization Date: 2018-03-02

Authorization Number: CN108222022A

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