A、A.compass north and magnetic north
B、B.compass north and true north
C、C.magnetic meridian and the geographic meridian
D、D.your vessel's heading and the magnetic meridian
更多“Variation is the angular measurement between（）.”相关的问题
A、magnetic equator B、magnetic longitude reference line C、points where there is no variation D、points where there is no annual change in variation
A、deviation minus variation B、variation plus compass course C、combined variation and deviation D、difference between true and magnetic heading
A、Gray lines on the uppermost inset chart B、Red lines on the main body of the chart C、In parenthesis on the lines of equal magnetic variation D、Annual rate of change is not shown
A、Gray lines on the uppermost inset chart B、Red lines on the main body of the chart C、In parenthesis on the lines of equal magnetic variation D、Annual rate of change is not shown
A、A.deviation minus variation B、B.variation plus compass course C、C.combined variation and deviation D、D.difference between true and magnetic heading
A、needles are nearly in line with the meridian B、vessel is near the magnetic poles C、variation is near zero D、vessel is near the magnetic equator
A、the deviation has been offset by the variation B、there is something wrong with the compass C、the compass is being influenced by nearby metals D、there is no deviation on that heading
A、the deviation has been offset by the variation B、there is something wrong with the compass C、the compass is being influenced by nearby metals D、there is no deviation on that heading
A、Compass error and variation are equal B、Compass north will be true north C、Variation will equal deviation D、There will be no compass error
A、Compass error and variation are equal B、Compass north will be true north C、Variation will equal deviation D、There will be no compass error
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