A. 11
B. 13
C. 9
D. 2
某船在无风顺流水域航行,已知船速11kn,流速2kn,则航行1h后的对水航程为()nmileA. 11B. 13C. 9D. 2
某船在无风顶流水域航行,已知船速11kn,流速2kn,则对水航速为_____kn。A. 11B. 13C. 9D. 2
某船在无风顶流水域航行,已知船速11kn,流速2 kn,则对地航速为----kn。A. 11B. 13C. 9D. 2
[单选题]某轮船速12kn,顶风顺流航行,流速2kn,风使船减速1kn,则1h后船舶对水航程为()。A .11nmileB .12nmileC .13nmileD .14nmile
[单选题]某轮船速12kn,顶风顺流航行,流速2kn,风使船减速1kn,则1h后船舶实际航程为()。A .11nmileB .12nmileC .13nmileD .14nmile
[单选题]某轮船速12kn,顺风顺流航行,流速2kn,风使船增速1kn,则1h后船舶对水航程为()。A .12nmileB .13nmileC .14nmileD .15nmile
[单选题]某轮船速12kn,顺风顺流航行,流速2kn,风使船增速1kn,则1h后船舶实际航程为()。A .12nmileB .13nmileC .14nmileD .15nmile
[单选题]某轮船速12kn,逆风逆流航行,流速2kn,风使船减速1kn,则1h后船舶实际航程为()。A .9nmileB .10nmileC .11nmileD .12nmile
[单选题]某轮船速12kn,顶流顺风航行,流速2kn,风使船增速1kn,则1h后船舶对水航程为()。A .10nmileB .11nmileC .12nmileD .13nmile
[单选题]某轮船速12kn,顶流顺风航行,流速2kn,风使船增速1kn,则1h后船舶实际航程为()。A .10nmileB .11nmileC .12nmileD .13nmile