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一种土钉施加预应力的装置及施工方法

Release Time:2019-10-12  Hits:

First Author: 贾金青

Disigner of the Invention: 刘俊岩,杨志银,黄强,程良奎,涂兵雄,高仁哲

Application Number: CN201710678413.9

Authorization Date: 2017-08-10

Authorization Number: CN109385996A

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