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單項(xiàng)選擇題

（）will normally provide sufficient information to seaward of fairway buoy or pilot station.

A.Navarea warnings
B.coastal warnings
C.local warnings
D.Meteorological warnings

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單項(xiàng)選擇題

MSI stands for（）.

A.Mobile Satellite Information
B.Motor ship Identification
C.Most Serious Information
D.Maritime Safety Information

單項(xiàng)選擇題

The FEC mode is for（）from（）station to two or more other stations when available.

A.receiving messages/one station
B.transmission/ one coast station or ship
C.communicating /one ship
D.contacting/other

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