A.sometimes
B.all times
C.never
D.partly
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A.automatically suppressed
B.finished by the operator
C.manually suppressed
D.done again
A.DSC
B.EPIRB
C.EGC
D.NBDP
A.Inmarsat SES
B.VHF /DSC or MF/DSC
C.SART and VHF/DSC
D.Satellite EPIRB and VHF /DSC
A.ship in distress and assisting units
B.NCS and RCC
C.RCCs and “on-scene commander” or “coordinator surface search”
D.ship in distress and coast station
A.GMDSS
B.EGC
C.MSI
D.DSC
最新試題
In case a ship is in emergency or distress in any of 4 areas, it is required to use the continuous（）alert.
Monitoring is especially important in a highly automated system which is dependent on careful（）procedure and format.
All coast radio stations（）DSC installed for VHF and HF.
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.
The vessel has stayed in port for seven days because she needs（）.
Can MF/HF radiotelephone receive the MSI sent from the coast stations alone?（）
The rescue coordination center may（）on stations which interfere with traffic.
（）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.
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.