A.a fixed area or Navarea in any ocean region
B.a Navarea or weather forecast area
C.the designated area or given geographic position
D.anywhere of the world
您可能感興趣的試卷
你可能感興趣的試題
A.automatically suppressed
B.finished by the operator
C.manually suppressed
D.done again
A.Ship stations
B.Coast stations
C.NCSs
D.NCC
A.NBDP
B.EGC receiver
C.NBDP or both
D.EGC receiver or both
A.the ship has received the DSC distress call on a HF frequency
B.the coast station concerned has not acknowledged it within 5 minutes
C.the ship will take command of search and rescue in 5 minutes
D.A and B
A.INMARSAT
B.IMO
C.MSC
D.CES
最新試題
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.
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.
Monitoring is especially important in a highly automated system which is dependent on careful（）procedure and format.
What following is not among the function of SOLAS ships?（）
By using（）system a ship can send a distress message and know with certainty it will be received.
The vessel has stayed in port for seven days because she needs（）.
The frequency（）the safety message will be transmitted shall be included in DSC safety call.
Particular care should be（）in selecting CESs in areas where Ocean Regions overlap.
Radio communication（）for many years and helps to save tens of thousands of lives.
In case a ship is in emergency or distress in any of 4 areas, it is required to use the continuous（）alert.