一种盾构隧道地质评价用气动触发装置及方法

Release time:2021-12-21|Hits:

Affilication of Author(s):齐鲁交通学院

Type of Patent:发明

Application Number:202011123012.5

Number of Inventors:3

Service Invention or Not:no

Application Date:2020-10-20

Publication Date:2021-11-19

Authorization Date:2021-11-19