A.left-side buoy
B.right-side buoy
C.a buoy of safety
D.a buoy of danger
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A.anchorage area
B.fish net area
C.bifurcation
D.dredging area
A.white light FL (2) and a topmark of 2 black spheres
B.occulting green light and may be lettered
C.yellow light and will be numbered
D.continuous quick white light and may be numbered
A.interrupted quick flashing
B.composite group flashing
C.Morse (A)
D.quick flashing
A.with part of it extending above the water
B.that can be detected by water turbulence
C.that drops off sharply
D.perpendicular to the current
A.Great Circle
B.Position Line
C.Rhumb line
D.True Bearing
最新試題
Which position includes the effects of wind and current（）.
Restricted areas at locks and dams are indicated by（）.
What is a lighted safe water mark fitted with to aid in its identification（）.
When using a buoy as an aid to navigation which of the following should be considered?（）
When latitude and longitude are used，these shall be expressed in（）（and decimals of a minute if necessary），north or south of the Equator and east or west of Greenwich.
When making landfall at night，you can determine if a light is a major light or an offshore buoy by（）.
When navigating a vessel，you（）.
What area of the earth cannot be shown on a standard Mercator chart（）.
When navigating a vessel，you（）.
Traffic separation schemes adopted by the IMO are listed in（）.