A.WMO
B.IHO
C.IMO
D.WARC
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A.always move slowly
B.are in one place only
C.sometime move sometime don‟t move
D.are synchronizing with the movement of the earth
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.can be overcome by using traditional techniques
B.can not be overcome by satellite system
C.can be overcome by satellite and digital techniques
D.can not be tackled by any modern system
A.assist
B.send a rescue
C.search the distress area
D.Reach the distress position at once
A.INMARSAT, EPIRB and DSC
B.NAVTEX, NBDP and R/T
C.INMARSAT, VHF and SART
D.EPIRB, DSC and radar
最新試題
Stations in the United States of America are grouped by states arranged in the alphabetical order of their（）.
Monitoring is especially important in a highly automated system which is dependent on careful（）procedure and format.
By using（）system a ship can send a distress message and know with certainty it will be received.
All coast radio stations（）DSC installed for VHF and HF.
Particular care should be（）in selecting CESs in areas where Ocean Regions overlap.
Before GMDSS, if the radio officer on board is serious ill,（）.
Radio communication（）for many years and helps to save tens of thousands of lives.
（）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.
On-scene communications will normally take place between（）.
What following is not among the function of SOLAS ships?（）