A、magnetic latitudes
B、magnetic declinations
C、dip
D、isogonic lines
更多“Lines on a chart which connect points of equal magnetic variation are called （）.”相关的问题
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、Magnetic compass table B、Magnetic meridians C、Isogonic lines D、Variation is not indicated on small-scale nautical charts
A、Magnetic compass table B、Magnetic meridians C、Isogonic lines D、Variation is not indicated on small-scale nautical charts
A、points of equal variation B、points of zero variation C、the magnetic latitude D、magnetic dip
A、found in the center(s) of the compass rose(s) B、indicated by isogonic lines C、found in a note on the chart D、All of the above
A、Mercator projection B、polyconic projection C、orthographic projection D、gnomonic projection
A、On a vessel ,lines are made fast on bollards . B、On shore, lines are made fast on bollards . C、On board , lines are made fast on bitts. D、On board, lines are made fast on bollards .
A、Ground waves B、Skywaves C、Either ground waves or skywaves interchangeably D、An average between ground wave and skywave positions
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