A.should be passed close aboard on either side
B.indicates that special caution is required
C.is used at a channel bifurcation or junction
D.is painted with red and white vertical stripes
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A.easterly courses in high latitudes
B.southerly courses in high latitudes
C.westerly courses in low latitudes
D.easterly courses in low latitudes that cross the equator
A.plane tangent at one point
B.cylinder tangent at the equator
C.cone tangent at one parallel
D.infinite series of cones tangent at selected parallels
A.True position
B.True meridian
C.True course
D.True bearing
A.Longitude
B.Latitude
C.Height
D.Bearing
最新試題
An orange and white buoy marking a danger area will have what symbol on it?（）
A special mark (yellow buoy)，if lighted，may exhibit which light rhythm?（）
A parallel of latitude other than the equator is a（）.
An orange and white buoy indicating a vessel-exclusion area will be marked with what symbol? （）
From your position you observe a rotating white and green light to the north. This light is most likely（）.
Branford reef is（）.
A V-shaped ripple with the point of the V pointing upstream in a river may indicate a（）.
An orange and white buoy with a rectangle on it displays（）.
A yellow buoy may mark a(n)（）.
Buoys are marked with reflective material to assist in their detection by searchlight. Which statement is TRUE? （）