A.communications in the whole system will stop
B.the global system will be damaged
C.the back-up one will take its place
D.the whole system will not work
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A.besides the polar regions
B.including the North Pole and the South Pole
C.above 70N and below 70S
D.as far north and south 70
A.satellite network
B.Satellite Link
C.INMARSAT
D.Satellite System
A.To run faster than ever
B.To go forward
C.To march without stopping
D.A significant symbol of a great improvement in maritime communication
A.the weather is always terrible
B.the condition there is complicated
C.the signals are too strong
D.their SES may receive the signals from unwanted satellite
A.from any Inmarsat satellite
B.from any appropriate Navtex and EGC station
C.via the satellite the SES is tracking
D.from any RCC and coast station
最新試題
Ship-to-ship distress alerting should be conducted by（）.
We consider（）send a helicopter with medical facilities to the distress area.
Monitoring is especially important in a highly automated system which is dependent on careful（）procedure and format.
For COSPAS-SARSAT system,（）usually transmit initial COSPAS-SARSAT alert.
SOLAS ships shall be equipped with（）.
Before GMDSS, if the radio officer on board is serious ill,（）.
On-scene communications will normally take place between（）.
Particular care should be（）in selecting CESs in areas where Ocean Regions overlap.
The advantage of geostationary satellites is（）.
Can MF/HF radiotelephone receive the MSI sent from the coast stations alone?（）