A.Longitude
B.Latitude
C.Height
D.Bearing
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A.Open-faced diamond
B.Diamond with a cross
C.Circle
D.Square
A.lighted with a white light
B.striped black and red
C.lighted with a red light
D.yellow
A.true north
B.magnetic north
C.the vessel's beam
D.the vessel's head
A.keep the buoy on the vessel's starboard side when approaching a port and on the vessel's port side when leaving
B.keep the buoy on the vessel's port side when approaching a port and on the vessel's starboard side when leaving
C.keep the buoy on the vessel's starboard side when approaching and leaving
D.keep the buoy on the vessel's port side when approaching and leaving
A.be green in color
B.have an even number
C.be left to port when entering from seaward
D.be cylindrical in shape
A.Flashing
B.Quick flashing
C.Composite group flashing
D.Equal interval (isophase)
A.a hard sand shoal marked with a light
B.completely submerged at all stages of the tide
C.surrounded by rocks awash at low water spring tides
D.a small，low，sandy islet surrounded by shoal water
A.fixed red light
B.Morse (A) white light
C.green light
D.flashing red light
A.from a submarine on the surface
B.the light at Southeast Point
C.at an airport
D.on a coastal patrol vessel
A.an isolated danger mark
B.a hydrographic data collection buoy
C.a mooring buoy
D.marking a restricted area
最新試題
An orange and white buoy with a rectangle on it displays（）.
A special purpose buoy shall be（）.
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（）.
Branford reef is（）.
Fishing stake，the position of which frequently（），exist in the area covered by this chart.
A SEAMARK，I.E. A BUOY，INDICATING THE NORTH，EAST，SOUTH OR WEST FROM A FIXED POINT，E.G. A WRECK is（）.
How would you pass a red buoy in the maritime buoyage system “A”? （）
A yellow buoy may mark a(n)（）.
A white buoy with a blue band is（）.
A plane perpendicular to the polar axis will never form what line on the Earth’s surface? （）