A.Can always rely on a buoy to be on station
B.Can always rely on a buoy to show proper light characteristics
C.Should assume a wreck buoy is directly over the wreck
D.Should never rely on a floating aid to maintain its exact position
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A.Fathoms and meters
B.Miles and kilometers
C.Arc and degrees
D.Degrees and minutes
A.A current at minimum flow
B.A current coming in
C.A current going out
D.A current at maximum flow
A.A spherical topmark
B.Red and white retroreflective material
C.A sequential number
D.A red and white octagon
A.Horizontal movement of the water toward the land after high tide
B.Horizontal movement of the water toward the land after low tide
C.Horizontal movement of the water away from the land following high tide
D.Horizontal movement of the water away from the land following low tide
A.Equator
B.Areas including both North and South latitudes
C.North and South Poles
D.A narrow band along the central meridian
最新試題
You determine your vessel’s position by taking a range and bearing to a buoy.Your position will be plotted as a（n）（）.
A celestial body will cross the prime vertical circle when the latitude is numerically （）.
What is an ebb current（）.
（） is a defined area within which ships must use particular caution and should follow the recommended direction of traffic flow.
（） is not likely to be a methods of Traffic Separation.
When entering a channel from seaward，the numbers on buoys（）.
When making landfall at night，you can determine if a light is a major light or an offshore buoy by（）.
（） is a circular traffic lane used at junctions of several routes，within which traffic moves counterclockwise around a separation point or zone.
The time required for a lighted aid to complete a full cycle of light changes is listed in the Light List as the（）.
Depiction of TSS's on charts uses（）as the primary color.