單項選擇題()all ships in a large sea area being alerted, an “area call” will normally be transmitted so that only those ships in the vicinity of the distress incident are alerted.

A.Avoiding
B.To be avoided
C.Avoided
D.To avoid


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1.單項選擇題The concept of NAVTEX is of a()system for the broadcast and reception of MSI.

A.complete service
B.partial controlled
C.quite new
D.total co-ordinated

4.單項選擇題Geostationary satellites are the artificial satellites which().

A.always move slowly
B.are in one place only
C.sometime move sometime don‟t move
D.are synchronizing with the movement of the earth

5.單項選擇題What following is not among the functions of SOLAS ships?()

A.receive shore-to-ship distress alerting
B.transmit ship-to-shore distress alerting
C.receive message for public correspondence
D.transmit and receive locating signals