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Title:基于固有振动频率的隧道围岩块体垮塌监测方法及系统
Type of Patent:Invent
Application Number:202111044213.0
Number of Inventors:4
Service Invention or Not:No
Application Date:2021-09-07
Publication Date:2022-11-04
Authorization Date:2022-11-04
Release Time:2022-11-18
