单项选择题

A.a fixed area or Navarea in any ocean regionB.a Navare……

Ships sailing in（）are able to receive and print out EGC message.

A.a fixed area or Navarea in any ocean region
B.a Navarea or weather forecast area
C.the designated area or given geographic position
D.anywhere of the world

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热门试题

单项选择题As each MSI message will have a unique identity, the printing of messages already received correctly is（）.

A.automatically suppressed
B.finished by the operator
C.manually suppressed
D.done again

单项选择题DSC distress acknowledgements are normally transmitted by（）in respond to a receiver DSC distress call.

A.Ship stations
B.Coast stations
C.NCSs
D.NCC

单项选择题Distress and safety communications following DSC calling will be performed by radiotelephony or（）.

A.NBDP
B.EGC receiver
C.NBDP or both
D.EGC receiver or both

单项选择题If a ship station relays a DSC distress call to an appropriate coast station, it means that（）.

A.the ship has received the DSC distress call on a HF frequency
B.the coast station concerned has not acknowledged it within 5 minutes
C.the ship will take command of search and rescue in 5 minutes
D.A and B

单项选择题After has permit the commissioning, the（）will permit the SES access to system.

A.INMARSAT
B.IMO
C.MSC
D.CES