A .230°
B .226°
C .242°
D .246°
[单选题]某轮计划航向215°,海区内W风5级,风压差取5°,该轮陀螺罗经差1°W,某右舷物标正横时的陀螺罗经方位是()。A .301°B .299°C .311°D .309°
[单选题]某轮计划航向215°,海区内W风5级,风压差取5°,该轮陀螺罗经差1°W,某左舷物标正横时的陀螺罗经方位是()。A .119°B .121°C .129°D .131°
[单选题]某轮计划航向005°,当地磁差13°E,自差4°W,NE风7级,风压差取5°。则应驶罗航向()。A .351°B .001°C .009°D .019°
[单选题]某轮罗航向314°,该轮磁差1°W,自差2°E,则右舷150°处物标罗方位为()。A .103°B .104°C .105°D .165°
[单选题]某轮罗航向045°,该轮磁差1°W,自差2°E,则舷角150°的物标罗方位为()。A .196°B .255°C .195°D .254°
[单选题]某轮真航向002°,当时海区磁差5°W,自差3°E,则该轮应采用的罗航向为()A .000°B .010°C .006°D .004°
[单选题]某轮真航向002°,当时海区磁差5°W,自差3°E,则该轮应采用的罗航向为:()A.000°B.010°C.006°D.004°
[单选题]某轮真航向178°,东风,风压差3°,东流,流压差5°,求该轮的航迹向()。A .176°B .170°C .180°D .186°
[单选题]若已知某轮罗航向CC=000°,磁差Var=2°W,罗经差ΔC=1°W,则该轮真航向为()。A .357°B .359°C .001°D .003°
[单选题]某轮罗航向045°,罗经差2°E,南风7级,风压差取7°,则某右舷物标最近时的罗方位是()。A .142°B .144°C .128°D .130°