A.lettered
B.spherical
C.showing a white light
D.All of the above
您可能感興趣的試卷
你可能感興趣的試題
A.the equator
B.a great circle
C.a small circle
D.a meridian
A.the equator
B.a loxodromic curve
C.a small circle
D.a meridian
A.Great circle
B.Equator
C.Small circle
D.Meridian
A.great circle
B.loxodromic curve
C.small circle
D.gnomonic curve
A.be green in color
B.have an even number
C.be left to port when entering from seaward
D.be cylindrical in shape
最新試題
A preferred-channel buoy will show a（）.
A preferred-channel buoy may be（）.
How would you pass a red buoy in the maritime buoyage system “A”? （）
A special mark (yellow buoy)，if lighted，may exhibit which light rhythm?（）
A yellow buoy may exhibit a(n)（）.
A plane that cuts the Earth’s surface at any angle and passes through the center will always form（）.
A structure，usually made of stone，or cement pilings，which extends from the bank at approximately right angles to the current is called a（）.
Buoys which mark isolated dangers are painted with alternating（）.
Branford reef is（）.
A yellow buoy may mark a(n)（）.