A.a fixed area or Navarea in any ocean region
B.a Navarea or weather forecast area
C.the designated area or given geographic position
D.anywhere of the world
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A.a fixed area or Navarea in any ocean region
B.a Navarea or weather forecast area
C.the designated area or given geographic position
D.anywhere of the world
A.consists of
B.can be received
C.is transmitted by
D.Are made on
A.double frequencies
B.single frequency
C.dedicated frequency
D.multiple frequencies
A.Inmarsat SES
B.VHF/DSC or MF/DSC
C.SART and VHF/DSC
D.Satellite EPIRB and VHF/DSC
A.indicate the ship in distress that the alert has been received
B.alert ships in the area of a distress incident that a distress has occurred
C.inform other coast station of distress incident
D.repeat the distress alert in 5 minutes
最新試題
We consider（）send a helicopter with medical facilities to the distress area.
Can MF/HF radiotelephone receive the MSI sent from the coast stations alone?（）
（）will form the basis for distress alerting and safety calling.
What following is not among the function of SOLAS ships?（）
Before GMDSS, if the radio officer on board is serious ill,（）.
In case a ship is in emergency or distress in any of 4 areas, it is required to use the continuous（）alert.
The quality of EGC messages is（）affected by the position of the ship, the time of reception and climatic conditions.
On-scene communications will normally take place between（）.
Ship-to-ship distress alerting should be conducted by（）.
Stations in the United States of America are grouped by states arranged in the alphabetical order of their（）.