金川矿区深部巷道支护效果评价及参数优化研究
李光,马凤山,刘港,郭捷,郭慧高,寇永渊

Study on Supporting Parametric Optimizing Design and Evaluate Supporting Effect of Deep Roadway in Jinchuan Mine
Guang LI,Fengshan MA,Gang LIU,Jie GUO,Huigao GUO,Yongyuan KOU
表3 混凝土喷层参数
Parameters of concrete lining
喷射厚度/mm 弹性模量/GPa 泊松比 内摩擦角/(°) 内聚力/MPa 刚度/(kN·m-3
法向 切向
100 28 0.2 30 1.35 3.4×104 3.0×104