A.Open-faced diamond
B.Diamond with a cross
C.Circle
D.Square
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A.Open-faced diamond
B.Diamond with a cross
C.Circle
D.Square
A.wreck
B.shoal area
C.anchorage area
D.middle ground
A.fixed red light
B.flashing light
C.white light
D.occulting light
A.directions
B.dangers
C.exclusion areas
D.All of the above
A.danger
B.vessels are excluded from the area
C.the buoy is a mooring buoy
D.operating restrictions are in effect
最新試題
An orange and white buoy marking a danger area will have what symbol on it?（）
An orange and white buoy marking an area where operating restrictions are in effect will be marked with which symbol? （）
A nun buoy will（）.
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（）.
A SEAMARK，I.E. A BUOY，INDICATING THE NORTH，EAST，SOUTH OR WEST FROM A FIXED POINT，E.G. A WRECK is（）.
A plane that cuts the Earth’s surface and passes through the poles will always form（）.
A parallel of latitude other than the equator is a（）.
How is the intensity of a light expressed in the Light Lists?（）.
A spherical buoy may be（）.
From your position you observe a rotating white and green light to the north. This light is most likely（）.