A.monitoring all required frequencies in the proper mode
B.reading all displays and/or printouts after silencing an alarm
C.notifying the Master of any distress alerts
D.All of the above
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A.equipped
B.is equipped
C.equips
D.has equipped
A.slang
B.secret codes
C.procedure words
D.analogies
A.All vessels capable of international voyages
B.Vessels operating outside of the range of VHF coastal radio stations
C.SOLAS Convention ships of 300 gross tonnage or more
D.Coastal vessels of less than 300 gross tons
A.Certificate of Inspection
B.List of ship stations
C.Copy of ship to shore channels
D.Radio station license
A.The transmission is aborted and an alarm sounds to indicate this data must be provided by the operator
B.The transmission is not initiated and "ERROR" is indicated on the display readout
C.The transmission will be made with "default" information provided automatically
D.The receiving station will poll the DSC unit of the vessel in distress to download the necessary information
最新試題
On-scene communications will normally take place between（）.
COSPAS-SARSAT is intended to be used for（）.
Radio communication（）for many years and helps to save tens of thousands of lives.
The vessel has stayed in port for seven days because she needs（）.
Before GMDSS, if the radio officer on board is serious ill,（）.
If the beacon is mounted at a wrong place, it may（）by sea water, chemicals, exhaust and vibrations.
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.
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 quality of EGC messages is（）affected by the position of the ship, the time of reception and climatic conditions.