金川二矿区地应力特征及其对巷道变形破坏的影响研究
李光1,2(
),马凤山1,2(),郭捷1,2,邹龙3,寇永渊3
),马凤山1,2(),郭捷1,2,邹龙3,寇永渊3
Study on Ground Stress Characteristics and Its Influence on Roadway De-formation Failure in Jinchuan No.2 Mining Area
Guang LI1,2(),Fengshan MA1,2(),Jie GUO1,2,Long ZOU3,Yongyuan KOU3
),Fengshan MA1,2(),Jie GUO1,2,Long ZOU3,Yongyuan KOU3
图2. 金川二矿区主应力—深度散点图
Fig.2. Scatter plot of principal stress and depth in Jinchuan No.2 mining area
