单项选择题
A.GMDSS B.EGC C.MSI D.DSC
Distress signal are always stored in the memory so as t...
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
When the power of SART is on, it will（）.A.transmit dist...
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
The source of energy fitted in GMDSS complying vessels ...
单项选择题The source of energy fitted in GMDSS complying vessels must be（）.
A.the main source of energy B.emergency source of electrical power C.the reserve source of energy D.all of above
