A.The quarantine officers
B.Administrations
C.The immigration officers
D.The customs officers
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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
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
最新試題
Before any loading takes place any signs of the previous cargo should do（）.
（）is the act of allocating space to containers on board of a container ship in the order of the discharge ports.
The force resulting from the earth’s rotation that causes winds to deflect to the right in the Northern Hemisphere and to the left in the Southern Hemisphere is called（）.
The dew point temperature is（）.
A tide is called diurnal when（）.
What is a CORRECT reply to a pilot’s request, How’s your heading?（）
The mean draft of a ship is the draft（）.
Which of the following is not an operation mode of AIS?（）
In the Northern hemisphere northerly winds may cause temperature（）.
When steering by autopilot,how often should the steering be checked?（）