A.Dead-reckoning position
B.Estimated position
C.Fix
D.Running fix
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A.encountered
B.met
C.contacted
D.seen
A.the differing light colors
B.one system having odd numbers while the other system has even numbers
C.one system using horizontal bands while the other system uses vertical stripes
D.the difference in the periods of the light
A.the light-house
B.the anchorage
C.the pilot station
D.the light-buoy
A.deep laded vessels
B.deeply load vessels
C.deep loading vessels
D.deeply loaded vessels
A.small circle
B.great circle
C.rhumb line
D.hyperbola
最新試題
Which position includes the effects of wind and current（）.
Which statement concerning current is TRUE（）.
The recording fathometer produces a graphic record of the（）.
When using horizontal sextant angles of three objects to fix your position，an indeterminate position will result in which situation（）.
The time required for a lighted aid to complete a full cycle of light changes is listed in the Light List as the（）.
What describes a flood current（）.
When approaching a preferred-channel buoy，the best channel is NOT indicated by the（）.
When using a buoy as an aid to navigation which of the following should be considered?（）
Traffic separation schemes adopted by the IMO are listed in（）.
Which of the following are data layer categories to be displayed on ECDIS（）．