灌注桩混凝土顶面高程控制装置及方法

Release time:2022-11-18|Hits:

Affilication of Author(s):土建与水利学院

Type of Patent:发明

Application Number:202110407036.1

Number of Inventors:2

Service Invention or Not:no

Application Date:2021-04-15

Publication Date:2022-11-04

Authorization Date:2022-11-04