A.A NAVTEX receiver
B.An EGC receiver
C.MF/HF radio telephone
D.HF radio telephone with NBDP
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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.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
最新試題
COSPAS-SARSAT is intended to be used for（）.
Stations in the United States of America are grouped by states arranged in the alphabetical order of their（）.
Radiotelephony communication or radio telex communication or both will be carried out by terrestrial or satellite means,（）the equipment fitted on ship and the area in which the incident occurs.
Monitoring is especially important in a highly automated system which is dependent on careful（）procedure and format.
（）will form the basis for distress alerting and safety calling.
Distress traffic is the communication（）between the station in distress and the ships, aircraft, coast radio stations, coast earth stations and rescue centers participating in the rescue work.
Please use（）for（）.
The rescue coordination center may（）on stations which interfere with traffic.
Every lifeboat which is fitted with a fixed two-way vhf radiotelephone apparatus with（）which is separately mounted shall be provided with arrangements for sitting and securing the antenna effectively in its operating position.
All coast radio stations（）DSC installed for VHF and HF.