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Title:一种适用于软弱破碎围岩的吸能让压隧道支护系统及方法
Type of Patent:发明
Application Number:201410356142.1
Number of Inventors:18
Service Invention or Not:No
Application Date:2014-07-24
Publication Date:2016-04-06
Authorization Date:2014-07-24
Release Time:2018-07-04