The horizontal angle between the magnetic meridian and the north-south line of the magnetic compass is（）.<br>A:deviation<br>B:variation<br>C:compass error<br>D:dip

The horizontal angle between the magnetic meridian and the north-south line of the magnetic compass is（）.
A:deviation
B:variation
C:compass error
D:dip

出自：海船船员证

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