A.σ1=40MPa,ao=30° B.σ1=80MPa,ao=30° C.σ1=40MPa,ao=60° D.σ1=80MPa,ao=60° A.σ1=40MPa,ao=30° B.σ1=80MPa,ao=30° C.σ1=40MPa,ao=60° D.σ1=80MPa,ao=60° 分类:岩土工程师 题型:选择题 查看答案