A.distress alerting
B.locating 406mhz EPIRBs
C.storing distress signal
D.A and B
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A.No, it receives the MSI from ship stations
B.Yes, it can
C.only with NBDP terminal, can it receives the MSI sent from coast stations
D.No, it can not receive the MSI sent from coast stations
A.distress, urgent and safety
B.safety and routine
C.urgent, safety and routine
D.distress, urgent, safety and routine
A.sometimes
B.all times
C.never
D.partly
A.automatically suppressed
B.finished by the operator
C.manually suppressed
D.done again
A.DSC
B.EPIRB
C.EGC
D.NBDP
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SOLAS ships shall be equipped with（）.
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.
Radio communication（）for many years and helps to save tens of thousands of lives.
Ship-to-ship distress alerting should be conducted by（）.
The advantage of geostationary satellites is（）.
For COSPAS-SARSAT system,（）usually transmit initial COSPAS-SARSAT alert.
COSPAS-SARSAT is intended to be used for（）.
At least two two-way VHF radiotelephone apparatus shall be provided on every cargo ship of（）tons gross tonnage and upwards but less than 500 tons gross tonnage.
The vessel has stayed in port for seven days because she needs（）.
Particular care should be（）in selecting CESs in areas where Ocean Regions overlap.