题目内容：
按照库仑—莫尔强度理论，若岩石强度曲线是一条直线，则岩石破坏时破裂面与最大主应力作用方向的夹角为A.45°
B.45°+φ/2
C.45°-φ/2
D.60°
参考答案：
选择题：按照库仑—莫尔强度理论，若岩石强度曲线是一条直线，则岩石破坏时破裂面与最大主应力作用方向的夹角为A.
- 题目分类：河南理工大学-采矿工程--岩石力学与工程
- 题目类型：选择题
- 查看权限：VIP
A.45°
B.45°+φ/2
C.45°-φ/2
D.60°
A.45°
B.45°+φ/2
C.45°-φ/2
D.60°
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