A.a fixed area or Navarea in any ocean region
B.a Navarea or weather forecast area
C.the designated area or given geographic position
D.anywhere of the world
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A.automatically suppressed
B.finished by the operator
C.manually suppressed
D.done again
A.Ship stations
B.Coast stations
C.NCSs
D.NCC
A.NBDP
B.EGC receiver
C.NBDP or both
D.EGC receiver or both
A.the ship has received the DSC distress call on a HF frequency
B.the coast station concerned has not acknowledged it within 5 minutes
C.the ship will take command of search and rescue in 5 minutes
D.A and B
A.INMARSAT
B.IMO
C.MSC
D.CES
最新試題
What following is not among the function of SOLAS ships?（）
（）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.
If the beacon is mounted at a wrong place, it may（）by sea water, chemicals, exhaust and vibrations.
SOLAS ships shall be equipped with（）.
Every ship constructed on or after（）shall comply with all the applicable requirements of this chapter.
The rescue coordination center may（）on stations which interfere with traffic.
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.
The frequency（）the safety message will be transmitted shall be included in DSC safety call.
International Navtex service means the coordinated broadcast and automatic reception on（）khz of maritime safety information by narrow-band direct-printing telegraphy using English language.