A .128'.7
B .129'.7
C .130'.7
D .131'.7
[单选题]某轮船速12kn,顶风顺流航行,流速2kn,风使船减速1kn,0600计程仪读数为100'.0,计程仪改正率ΔL=+10%,则1h后相对计程仪读数为()。A .110'.0B .110'.9C .111'.8D .112'.7
[单选题]某轮船速12kn,逆风逆流航行,流速1kn,风使船减速1kn,则1h后船舶对水航程为()。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,0800计程仪读数为110'.0,计程仪改正率ΔL=-10%,则1h后相对计程仪读数为()。A .121'.1B .122'.2C .123'.3D .124'.4
[单选题]某轮船速14kn,顺风顺流航行,流速2kn,风使船增速1kn,0600计程仪读数为100'.0,计程仪改正率ΔL=-5%,则2h后相对计程仪读数为()。A .129'.5B .131'.6C .133'.7D .135'.8
[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]某轮顶风顺流航行,船速18kn,流速2kn,风使船减速1kn,计程仪改正率-8%,0400计程仪读数L1=100'.0,则2h后相对计程仪读数L2为()。A .132'.6B .137'.0C .141'.3D .145'.7
[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]某轮顶风顶流航行,船速18kn,流速2kn,风使船减速1kn,计程仪改正率-8%,0400计程仪读数L1=100'.0,则2h后相对计程仪读数L2为()。A .132'.6B .137'.0C .141'.3D .145'.7
[单选题]某轮顶风顶流航行,船速18kn,流速2kn,风使船减速1kn,计程仪改正率+8%,0400计程仪读数L1=100'.0,则2h后绝对计程仪读数L2为()。A .127'.8B .131'.5C .135'.2D .138'.9
[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