A.Ⅰ B.Ⅰ~Ⅳ C.Ⅰ,Ⅱ,Ⅳ D.Ⅰ,Ⅱ
A.Ⅰ B.Ⅰ,Ⅱ C.Ⅰ,Ⅱ,Ⅳ D.Ⅰ~Ⅳ
A.无风流 B.有风无流 C.有流无风 D.有风流
A.无风无流 B.顶风顺流 C.顶流顺风 D.顶风顶流
A.9nmile B.10nmile C.11nmile D.12nmile
A.30'.8 B.34'.8 C.26'.8 D.25'.2
A.128'.7 B.129'.7 C.130'.7 D.131'.7
A.VG<VL<VE B.VL>VE,且VL>VG C.VG>VL>VE D.VL<VE,且VG>VL