A.0.9 B.1.0 C.1.1 D.1.2
A.主動(dòng)土壓力 B.被動(dòng)土壓力 C.靜止土壓力 D.水土總壓力
A.1:0.5~1:0.75 B.1:0.75~1:1.0 C.1:1.0~1:1.25 D.1:1.25~1:1.5