A.s=40mm B.s=0.008b C.s=0.012b D.s=0.010b
A、0~1000 B、0~2000 C、0~3200 D、0~5000
A.210 B.225 C.190 D.無法計(jì)算
A.3倍 B.4倍 C.5倍 D.2倍
A.砂土 B.粘性土 C.粉土 D.飽和粘性土