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Title:方钢约束混凝土拱架壁后充填锚注支护体系
Institution:岩土与地下工程研究院
Type of Patent:Utility models
Application Number:201320794129.5
Number of Inventors:1
Service Invention or Not:No
Application Date:2013-12-04
Publication Date:2014-06-18
Authorization Date:2014-06-18
Release Time:2019-04-15