张乾青   

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

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Language：English

Patents

Title : 混凝土试件钻孔取样精准定位便携式钻机装置及方法

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Title:混凝土试件钻孔取样精准定位便携式钻机装置及方法

Affilication of Author(s):岩土与结构工程研究中心

Patent Applicant:zhangqianqing

Type of Patent:发明

Application Number:201610804699.6

Number of Inventors:2

Service Invention or Not:no

Application Date:2016-09-06

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