A.dike
B.revetment
C.cutoff
D.crib
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A.numbered
B.lettered
C.green
D.red
A.lighted with a white light
B.striped black and red
C.lighted with a red light
D.yellow
A.Flashing
B.Morse A
C.Equal interval
D.Occulting
A.Entrance buoy
B.New buoy
C.Port buoy
D.Cardinal buoy
A.wingdam
B.towhead
C.cutoff
D.landwall
最新試題
From your position you observe a rotating white and green light to the north. This light is most likely（）.
A white buoy with an orange rectangle on it displays（）.
A plane perpendicular to the polar axis will never form what line on the Earth’s surface? （）
Buoys which mark dredging areas are painted（）.
Buoys are marked with reflective material to assist in their detection by searchlight. Which statement is TRUE? （）
A mid-channel buoy，if lighted，will show a（）.
A white buoy with an open-faced orange diamond on it indicates（）.
How would you pass a red buoy in the maritime buoyage system “A”? （）
A preferred-channel buoy will show a（）.
A nun buoy will（）.