A.MF
B.VHF
C.HF
D.LF
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A.1995
B.1998
C.1999
D.2000
A.common communication system
B.distress traffic system
C.basic concept of GMDSS
D.SAR operation procedure
A.ship-to-shore
B.shore-to –ship
C.bridge-to-bridge
A.general radio communication
B.MSI
C.improved distress and safety communication
D.bridge-to-bridge communication
A.ITU
B.IMO
C.MSC
D.WMO
最新試題
We consider()send a helicopter with medical facilities to the distress area.
Distress traffic is the communication()between the station in distress and the ships, aircraft, coast radio stations, coast earth stations and rescue centers participating in the rescue work.
Please use()for().
Every lifeboat which is fitted with a fixed two-way vhf radiotelephone apparatus with()which is separately mounted shall be provided with arrangements for sitting and securing the antenna effectively in its operating position.
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.
Stations in the United States of America are grouped by states arranged in the alphabetical order of their().
Radio beacon can be activated()in case of distress.
The rescue coordination center may()on stations which interfere with traffic.
The quality of EGC messages is()affected by the position of the ship, the time of reception and climatic conditions.
Every ship constructed on or after()shall comply with all the applicable requirements of this chapter.