A.variation
B.compass error
C.deviation
D.earth's magnetic force
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A.Similize
B.Clock
C.Synchronize
D.Position
A.east two degrees
B.two degrees east
C.two east degrees
D.two-degrees east
A.reflect
B.shown
C.detected
D.defected
A.A vessel on the starboard bow whose bearing is changing and range is decreasing
B.A vessel on the starboard bow whose bearing is steady and range is increasing
C.A vessel on the port bow whose bearing is steady and range is decreasing
D.A vessel on the port bow whose bearing is changing to the left and range decreasing
最新試題
Gyrocompass repeaters reproduce the indications of the master gyrocompass. They are（）.
An ECDIS is required to display which information?（）
The radar component that produces the synchronizing signal and triggers the indicator sweep is which of the following?（）.
Deviation is the angle between the（）.
A Doppler speed log indicates speed over ground（）.
A deadhead is a(n)（）.
A barometer showing falling pressure indicates the approach of a（）.
The minimum range at which a target can be detected is basically determined by which of the following?（）.
（）the canal transit，the radar was operating.
A radar display which is oriented，so that north is always at the top of the screen，is called a(n)（）.