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
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相关考题
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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 -
单项选择题
When the power of SART is on, it will（）.
A.transmit distress signal
B.send response signal
C.transmit the signal of ship’s position
D.be started by X-band radar
