A.directions
B.distances
C.locations
D.All of the above
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A.Open-faced diamond
B.Diamond with a cross
C.Circle
D.Rectangle
A.Open-faced diamond
B.Diamond with a cross
C.Circle
D.Square
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
最新試題
Branford reef is（）.
A rock and sand structure extending from the bank of the river toward the channel is known as a（）.
A white buoy with an orange rectangle on it displays（）.
A plane that cuts the Earth’s surface at any angle and passes through the center will always form（）.
Fishing stake，the position of which frequently（），exist in the area covered by this chart.
A white buoy with an open-faced orange diamond on it indicates（）.
Buoys which mark dredging areas are painted（）.
A parallel of latitude other than the equator is a（）.
A SEAMARK，I.E. A BUOY，INDICATING THE NORTH，EAST，SOUTH OR WEST FROM A FIXED POINT，E.G. A WRECK is（）.
A special mark (yellow buoy)，if lighted，may exhibit which light rhythm?（）