单项选择题
Navigational warnings and weather bulletins for shipping（）from Singapore Radio.
A.broadcast
B.broadcasted
C.are broadcast
D.are broadcasted
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相关考题
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单项选择题
（）is the system for the broadcast and automatic reception of maritime safety information by means of narrow-band direct-printing telegraphy.
A.SafetyNET
B.NAVTEX
C.NAVAREA
D.VHF R/T -
单项选择题
The fog most commonly encountered at sea is called（）.
A.conduction fog
B.radiation fog
C.frontal fog
D.advection fog -
单项选择题
The Daily Memorandum contains information on（）.
A.active weather disturbances such as hurricanes or tropical storms
B.the latest navigational warnings
C.scheduled vessel arrivals and departures for a 24-hour period
D.water levels at river ports where run-off affects tidal heights
