A.on the bridge
B.in the coast station
C.on the forecastle
D.on starboard side
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A.search and rescue
B.safe
C.co-ordinated
D.hydrographic
A.special
B.different
C.expensive
D.valuable
A.a mother ship
B.a lifeboat
C.a life craft
D.all of A,B,C
A.any transmission
B.any harmful transmission
C.to use radiotelephone
D.using radiotelephone
A.reach the distress area
B.conduct a sector search
C.send rescue vessels
D.assist coordinately in SAR operation
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For COSPAS-SARSAT system,（）usually transmit initial COSPAS-SARSAT alert.
What following is not among the function of SOLAS ships?（）
（）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.
Every lifeboat which is fitted with a fixed two-way（）radiotelephone apparatus with an antenna which is separately mounted shall be provided with arrangements for sitting and securing the antenna effectively in its operating position.
Radio beacon can be activated（）in case of distress.
As each MSI message will have a unique identity, the printing of messages already received correctly is（）.
By using（）system a ship can send a distress message and know with certainty it will be received.
Monitoring is especially important in a highly automated system which is dependent on careful（）procedure and format.
Can MF/HF radiotelephone receive the MSI sent from the coast stations alone?（）
Stations in the United States of America are grouped by states arranged in the alphabetical order of their（）.