A.地面水流動的作用 B.地下水動水壓力大于或等于土的浸水密度 C.土方開挖的作用 D.基坑降水不當(dāng)
A.0.4m×0.4m,0.1% B.0.5m×0.5m,0.1% C.0.4m×0.4m,0.2% D.0.5m×0.5m,0.2%
A.可松性系數(shù) B.孔隙率 C.滲透系數(shù) D.壓實系數(shù)