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一种煤岩体内摩擦角和粘聚力测试装置及测试方法
Release time:2023-09-01  Hits:

School Sign:第一单位
Disigner of the Invention:于利强,徐强,夏泽,lixuehua
Type of Patent:国内
State of Patent:专利授权
Application Number:202010555241.8
Service Invention or Not:no
Application Date:2020-06-17
Authorization Date:2021-07-27
First Author:yaoqiangling