一种锚杆压力注浆的装置
Release Time:2019-10-05
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First Author:贾金青
Disigner of the Invention:刘春梅,Hongxiang Tang,Tingkai Nian,杨庆,王树钧
Application Number:CN201820648188.4
Authorization Date:2018-05-03
Authorization Number:CN208235515U
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