滥泥坪铜矿三维地应力测量及巷道布置优化研究 |
谢也真,曹平,陈昊然 |
Three-dimensional In-situ Stress Measurement and Optimization of Roadway Layout in Lanniping Copper Mine |
Yezhen XIE,Ping CAO,Haoran CHEN |
图3 2 350 m中段应力解除曲线 |
Fig.3 Stress relief curve during the overcoring of measuring point in 2 350 m segment |