A.首倾 B.尾倾 C.拱头 D.平吃水
A.dF≥0.02Lbp B.dF≥0.025Lbp C.dF≥0.012Lbp D.dF≥0.02Lbp+2
A.2.0~2.5 B.0.9~1.9 C.0.6~0.8 D.0.3~0.5
A.55% B.50% C.45% D.40%
A.大于 B.小于 C.等于 D.以上均有可能