A.cross the channel as you are the stand-on vessel
B.cross only if the vessel in the channel is approaching on your port side
C.not cross the channel if you might impede the other vessel
D.sound the danger signal
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A.known, developing, move
B.known, developed, move
C.known, develop, moving
D.known, develop, move
A.Your speed must be reduced to bare steerage ways
B.A look-out is not required if the radar is on
C.The radar should always be kept on a short-range scale
D.Fog signals are only required when a vessel is detected by radar
A.The designated person
B.The captain
C.All officers and crew
D.All senior officer
A.Cold fronts are more violent and of shorter duration
B.Cold fronts are milder and last longer
C.They are very similar with the exception of wind direction
D.Warm fronts are more violent and of longer duration
A.variation
B.compass error
C.deviation
D.earth‟s magnetic force
最新試題
A tide is called diurnal when（）.
Where would you find information about the time of high tide at a specific location on a particular day of the year?（）
Which wind results from a land mass cooling more quickly at night than an adjacent water area?（）
Manoeuvring information can not be obtained from（）.
When the wave period and the apparent rolling period are the same（）.
Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.
（）is on the panel of radar.
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
When steering by autopilot,how often should the steering be checked?（）
Fog is likely to occur when there is little difference between the dew point and the（）.