A.COSPAS-SARSAT
B.SATELLITE
C.terrestrial radio
D.INMARSAT
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A.RCC
B.MCC
C.LUT
D.MRCC
A.distress alerting
B.locating 406mhz EPIRBs
C.storing distress signal
D.A and B
A.No, it receives the MSI from ship stations
B.Yes, it can
C.only with NBDP terminal, can it receives the MSI sent from coast stations
D.No, it can not receive the MSI sent from coast stations
A.distress, urgent and safety
B.safety and routine
C.urgent, safety and routine
D.distress, urgent, safety and routine
A.sometimes
B.all times
C.never
D.partly
最新試題
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.
Radiotelephony communication or radio telex communication or both will be carried out by terrestrial or satellite means,（）the equipment fitted on ship and the area in which the incident occurs.
Every ship constructed on or after（）shall comply with all the applicable requirements of this chapter.
The frequency（）the safety message will be transmitted shall be included in DSC safety call.
The quality of EGC messages is（）affected by the position of the ship, the time of reception and climatic conditions.
The vessel has stayed in port for seven days because she needs（）.
As each MSI message will have a unique identity, the printing of messages already received correctly is（）.
Radio beacon can be activated（）in case of distress.
Please use（）for（）.