A.running fix
B.dead-reckoning position
C.fix
D.estimated position
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A.dead-reckoning position
B.fix
C.probable position
D.running fix
A.a line connecting two charted objects
B.a line on some point of which the vessel may be presumed to be located
C.the position of your vessel
D.not used in a running fix
A.longitude line
B.latitude line
C.line of position
D.fix
A.red
B.yellow
C.with red and white vertical stripes
D.with a distinct color and pattern unique to each buoy
A.dead reckoning
B.Pilotage
C.great circle sailing
D.geographic navigation
最新試題
What area of the earth cannot be shown on a standard Mercator chart（）.
The recording fathometer produces a graphic record of the（）.
What describes a flood current（）.
Which statement concerning current is TRUE（）.
（） is not likely to be a methods of Traffic Separation.
Traffic separation schemes adopted by the IMO are listed in（）.
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（） is a defined area within which ships must use particular caution and should follow the recommended direction of traffic flow.
Which of the following are data layer categories to be displayed on ECDIS（）．
（） is a circular traffic lane used at junctions of several routes，within which traffic moves counterclockwise around a separation point or zone.