A.receive shore-to-ship distress alerting
B.transmit ship-to-shore distress alerting
C.receive message for public correspondence
D.transmit and receive locating signals
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A.the radio regulations
B.the technical terms and definitions
C.how to operate the GMDSS SES equipment
D.Maritime Communications
A.only SAR authorities on land
B.all ships in a very large sea area
C.the nearest coast stations and port radios
D.the SAR authorities ashore as well as ships in the vicinity of the casualty
A.countries
B.states
C.names
D.groups
A.one
B.two
C.three
D.four
A.a dummy antenna
B.a supporting facilities
C.a back-up equipment
D.an antenna
最新試題
（）by an ice-breaker, it is important to maintain a continuous listening watch on the appropriate VHF channel and to maintain a proper look-out for sound and visual signals.
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?（）
Radio beacon can be activated（）in case of distress.
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.
The frequency（）the safety message will be transmitted shall be included in DSC safety call.
Every ship constructed on or after（）shall comply with all the applicable requirements of this chapter.
By using（）system a ship can send a distress message and know with certainty it will be received.
Particular care should be（）in selecting CESs in areas where Ocean Regions overlap.
The priority of EGC messages is classified by（）.