A.someone else will take his place
B.the captain will take charge of his work
C.nobody will be capable of doing his work
D.anyone else will use the radio equipment
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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
A.an EGC receiver only
B.a satellite communication system
C.a HF radio system
D.a VHF with DSC system
A.English/all distress communications
B.Chinese/some distress calls
C.the language decided by Administration/all distress calls
D.Japanese/some distress alerts
A.countries
B.states
C.names
D.groups
A.200
B.300
C.400
D.800
最新試題
The vessel has stayed in port for seven days because she needs（）.
Before GMDSS, if the radio officer on board is serious ill,（）.
SafetyNet is an international service for the broadcast and automatic reception of MSI by means of direct-printing through（）system.
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.
Radio communication（）for many years and helps to save tens of thousands of lives.
For COSPAS-SARSAT system,（）usually transmit initial COSPAS-SARSAT alert.
Please use（）for（）.
We consider（）send a helicopter with medical facilities to the distress area.
SOLAS ships shall be equipped with（）.