Title:隧道超前预报地震波法中炮线与雷管线的连接装置及方法
Institution:岩土与地下工程研究院
Type of Patent:Invent
Application Number:201811022782.3
Number of Inventors:5
Service Invention or Not:No
Application Date:2018-09-03
Publication Date:2019-12-24
Authorization Date:2019-12-24
Release Time:2019-04-15