A.buoys close at hand
B.fixed known objects on shore
C.buoys at a distance
D.All of the above
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A.running fix
B.fix
C.estimated position
D.assumed position
A.true north
B.magnetic north
C.the vessel's beam
D.the vessel's head
A.estimated position
B.fix
C.running fix
D.dead-reckoning position
A.dead reckoning position
B.estimated position
C.fix
D.None of the above
A.running fix
B.dead-reckoning position
C.fix
D.estimated position
最新試題
Which of the following are data layer categories to be displayed on ECDIS（）．
How would you pass a red buoy in the maritime buoyage system“A” （）.
When entering from seaward，a buoy displaying a single-flashing red light would indicate （）.
When navigating a vessel，you（）.
When making landfall at night，you can determine if a light is a major light or an offshore buoy by（）.
Depiction of TSS's on charts uses（）as the primary color.
When using a buoy as an aid to navigation which of the following should be considered?（）
What area of the earth cannot be shown on a standard Mercator chart（）.
Which statement concerning current is TRUE（）.
The recording fathometer produces a graphic record of the（）.