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
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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
A.identify
B.Correct
C.Reject
D.Print out
A.B2
B.B1
C.MAR
D.NNN
A.frequency allocated
B.both language and frequency
C.language used
D.transmission power and time
A.10 minutes every 4 hours
B.half an hour every other hour
C.irregular period of time
D.5 minutes every two hours
最新試題
Can MF/HF radiotelephone receive the MSI sent from the coast stations alone?（）
On-scene communications will normally take place between（）.
The rescue coordination center may（）on stations which interfere with traffic.
By using（）system a ship can send a distress message and know with certainty it will be received.
The priority of EGC messages is classified by（）.
Please use（）for（）.
（）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.
COSPAS-SARSAT is intended to be used for（）.
For COSPAS-SARSAT system,（）usually transmit initial COSPAS-SARSAT alert.
Every ship constructed on or after（）shall comply with all the applicable requirements of this chapter.