A.Radio direction finder
B.Satellite EPIRBs
C.MF/HF DSC
D.VHF homing device
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A.Read the display screen and/or printout
B.Silence the alarm
C.Listen for any follow up voice/telex transmission on the appropriate frequency
D.All of the above
A.In the Captain's office
B.In the sea cabin
C.At the GMDSS operating position
D.Anywhere on board the vessel
A.The safety of navigation or important meteorological warnings
B.The safety of a vessel or a person is in jeopardy
C.A vessel in need of immediate assistance
D.A coast station traffic list
A.ITU Publications
B.The manufacturers instruction manuals
C.Part 90 of the FCC Rules and Regulations
D.Code of Federal Regulations，Title 47，Part 80，Subpart W
A.VHF
B.SART
C.NAVTEX
D.LES
最新試題
Monitoring is especially important in a highly automated system which is dependent on careful（）procedure and format.
COSPAS-SARSAT is intended to be used for（）.
Can MF/HF radiotelephone receive the MSI sent from the coast stations alone?（）
Particular care should be（）in selecting CESs in areas where Ocean Regions overlap.
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.
The vessel has stayed in port for seven days because she needs（）.
By using（）system a ship can send a distress message and know with certainty it will be received.
Radio communication（）for many years and helps to save tens of thousands of lives.
Ship-to-ship distress alerting should be conducted by（）.
We consider（）send a helicopter with medical facilities to the distress area.