单项选择题

Ship-to-ship distress alerting should be conducted by（）.

A.Inmarsat SES
B.VHF /DSC or MF/DSC
C.SART and VHF/DSC
D.Satellite EPIRB and VHF /DSC

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单项选择题

On-scene communications will normally take place between（）.

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

单项选择题

（）will form the basis for distress alerting and safety calling.

A.GMDSS
B.EGC
C.MSI
D.DSC

单项选择题

Distress signal are always stored in the memory so as to start（）.

A.local-mode coverage
B.SAR operation
C.data process
D.continuous broadcast