张乾青   

Title:Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates

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Language:English

Patents

Title : 台阶法施工隧道围岩及支护结构力学特性试验系统

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Title:台阶法施工隧道围岩及支护结构力学特性试验系统

Affilication of Author(s):岩土与结构工程研究中心

Patent Applicant:zhangqianqing

Type of Patent:实用新型

Application Number:201721691888.3

Number of Inventors:3

Service Invention or Not:no

Application Date:2017-12-07

Publication Date:2018-06-29

Authorization Date:2018-06-29

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