A.Surging
B.Spilling
C.Plunging
D.Converging
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A.you should stay to the north or east of the buoy
B.you should stay to the west or south of the buoy
C.the buoy is a major lighted buoy
D.nothing special for navigational purposes
A.magnetic equator
B.magnetic longitude reference line
C.points where there is no variation
D.points where there is no annual change in variation
A.prevailing wind directions
B.prevailing ocean current directions
C.probable surface current flow
D.shortest great circle routes
A.conspicuous object
B.steep depression in the surrounding hills that resembles a cup
C.domed structure useful for navigation
D.calling-up-point used for traffic control
A.published with
B.combined with
C.in connection with
D.subject to
最新試題
A chart position enclosed by a square is a(n)().
When a buoy is in position only during a certain period of the year,where may the dates when the buoy is in position be found?()
A chart projection depicting the poles and a small area on either side of a connecting meridian,that is sometimes used for star charts,is the().
What is NOT an advantage of the rhumb line track over a great circle track? ()
When navigating in high latitudes and using a chart based on a Lambert conformal projection,().
On a Mercator chart,1 nautical mile is equal to().
()is not a position-fixing system.
What information is found in the chart title? ()
The soundings on the imperial chart are measured in().
Every chart is liable to be incomplete().