单项选择题
On a nautical chart，the inner ring of a compass rose indicates（）.
A.true directions
B.compass error
C.deviation
D.magnetic directions
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相关考题
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单项选择题
Navigational warnings are published according to（）.
A.the designed area
B.the designated area
C.the indicated area
D.all area over the world -
单项选择题
Many navigational warnings are of a temporary nature，but others remain in force for several months or may be succeeded by（）.
A.Notices to Mariners
B.Sailing Directions
C.List of Lights and Signals
D.Guide to Port Entries -
单项选择题
LOW AT 34N 135E ESLY SLWLY INTST NC．This description is most likely to be under the heading of（）.
A.GL WNG
B.GEN SYN
C.STM WNG
D.TY WNG
