The results show that the internal friction Angle of rock has importance affect on the displacement of surrounding rock for deep roadway when in-situ stress and support resistance all are certain.
分析结果表明，在地应力和支护阻力一定时，岩石的内摩擦角对深埋巷道围岩位移的影响最为明显。
By considering the variations of the cohesion and the Angle of internal friction for rock, the parameter studies on the stress distribution around one and two tunnels were carried out.
考虑岩石粘聚力和内摩擦角的变化，进行了一个和二个隧道周围的应力分布的参数研究，内摩擦角？
The results indicate that elastic modulus, the angle of internal friction, and cohesive stress of the backfill are main factors affecting the stability of the slope.
结果表明，土体的弹性模量、内摩擦角与粘聚力是影响边坡位移的重要因素。
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