A.self-propelled，inspected vessels
B.towing vessels
C.recreational vessels
D.uninspected passenger vessels
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A.orbiting satellites in space
B.commercial radio stations
C.private，commercial，and military aircraft
D.ordinary radio stations
A.One approved Class A EPIRB
B.Two approved Class A EPIRBs
C.One approved Class B EPIRBs
D.Two approved Class B EPIRBs
A.does not have berthing facilities
B.has berthing and galley facilities
C.is a workboat and her mother ship carries an EPIRB
D.None of the above are correct
A.the information can be received on an ordinary FM radio
B.warnings are printed out for reading when convenient
C.broadcasts are at scheduled times
D.a low frequency band is used for long distance transmission
A.submarine EPIRB
B.safety EPIRB
C.ship EPIRB
D.survival craft EPIRB
最新試題
All coast radio stations（）DSC installed for VHF and HF.
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.
By using（）system a ship can send a distress message and know with certainty it will be received.
For COSPAS-SARSAT system,（）usually transmit initial COSPAS-SARSAT alert.
The rescue coordination center may（）on stations which interfere with traffic.
The frequency（）the safety message will be transmitted shall be included in DSC safety call.
Monitoring is especially important in a highly automated system which is dependent on careful（）procedure and format.
Particular care should be（）in selecting CESs in areas where Ocean Regions overlap.
On-scene communications will normally take place between（）.
Can MF/HF radiotelephone receive the MSI sent from the coast stations alone?（）