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Title:一种隧道地震波法超前地质预报传感器自动锚固安装套管
Institution:岩土与地下工程研究院
Type of Patent:Invent
Application Number:201910343168.5
Number of Inventors:3
Service Invention or Not:No
Application Date:2019-04-26
Publication Date:2021-04-13
Authorization Date:2021-04-13
Release Time:2021-05-21