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一种微预应力管筋式土钉及其施工方法

Release Time:2019-10-12  Hits:

First Author: 贾金青

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

Application Number: CN201810174181.8

Authorization Date: 2018-03-02

Authorization Number: CN108221978A

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