单项选择题
A.0.0197 B.0.0201 C.0.0295 D.0.0302
A.仰斜挡土墙 B.垂直挡土墙 C.俯斜挡土墙 D.基底递坡仰斜挡土墙
A.ρd=1.54t/m3 B.ρsat=1.94kN/m3 C.n=41.1% D.γ=0.94kN/m3