A.one
B.two
C.three
D.four
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A.a dummy antenna
B.a supporting facilities
C.a back-up equipment
D.an antenna
A.one-way
B.two-way
C.double-effect
D.one-effect
A.distress
B.urgent
C.safety
D.general
A.call sign
B.port of register
C.radio name
D.signal label
A.EPIRB
B.SART
C.Mobile Station
D.Distress Alerting
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Radio beacon can be activated()in case of distress.
Radio communication()for many years and helps to save tens of thousands of lives.
For COSPAS-SARSAT system,()usually transmit initial COSPAS-SARSAT alert.
Particular care should be()in selecting CESs in areas where Ocean Regions overlap.
Stations in the United States of America are grouped by states arranged in the alphabetical order of their().
COSPAS-SARSAT is intended to be used for().
Can MF/HF radiotelephone receive the MSI sent from the coast stations alone?()
At least two two-way VHF radiotelephone apparatus shall be provided on every cargo ship of()tons gross tonnage and upwards but less than 500 tons gross tonnage.
()will form the basis for distress alerting and safety calling.
Please use()for().