A.equipped
B.is equipped
C.equips
D.has equipped
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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
A.or
B.and
C.but
D.unless
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（）by an ice-breaker, it is important to maintain a continuous listening watch on the appropriate VHF channel and to maintain a proper look-out for sound and visual signals.
As each MSI message will have a unique identity, the printing of messages already received correctly is（）.
The vessel has stayed in port for seven days because she needs（）.
In case a ship is in emergency or distress in any of 4 areas, it is required to use the continuous（）alert.
On-scene communications will normally take place between（）.
By using（）system a ship can send a distress message and know with certainty it will be received.
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.
The priority of EGC messages is classified by（）.
The advantage of geostationary satellites is（）.
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.