A.Great circle
B.Equator
C.Small circle
D.Meridian
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A.great circle
B.loxodromic curve
C.small circle
D.gnomonic curve
A.be green in color
B.have an even number
C.be left to port when entering from seaward
D.be cylindrical in shape
A.fixed red light
B.Morse (A) white light
C.green light
D.flashing red light
A.gnomonic curve
B.small circle
C.meridian
D.great circle
A.relative bearing
B.range line
C.track line
D.estimated position
最新試題
A V-shaped ripple with the point of the V pointing upstream in a river may indicate a（）.
An orange and white buoy indicating a vessel-exclusion area will be marked with what symbol? （）
A special purpose buoy shall be（）.
A vessel is（）when she is not at anchor，made fast to the shore，or aground.
A parallel of latitude other than the equator is a（）.
A white buoy with an open-faced orange diamond on it indicates（）.
A yellow buoy may mark a(n)（）.
A preferred-channel buoy may be（）.
Except for N-S courses，and E-W courses on the equator，a great circle track between two points，when compared to a rhumb line track between the same two points，will（）.
Fishing stake，the position of which frequently（），exist in the area covered by this chart.