A.broadcast
B.broadcasted
C.are broadcast
D.are broadcasted
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A.SafetyNET
B.NAVTEX
C.NAVAREA
D.VHF R/T
A.conduction fog
B.radiation fog
C.frontal fog
D.advection fog
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
A.Overhead power lines
B.Louisiana-Mississippi ferry crossings
C.Two railroad trestles
D.Two submerged oil pipelines
A.fish trap area
B.pipeline
C.demarcation line
D.cable area
最新試題
（）is the system for the broadcast and automatic reception of maritime safety information by means of narrow-band direct-printing telegraphy.
The Daily Memorandum contains information on（）.
Generally，（）are used as the track charts on the high sea，（）are used for harbors，inland waters and coastal areas．
What is the significance of the broken magenta lines which roughly parallel the shore between Roanoke Point and Orient Point on Long Island（）.
Which is the correct procedure for anchoring a small to medium size vessel in deep water （）.
The range of a light on Admiralty Charts is normally the（）.
Steam smoke will occur when（）.
The best estimate of the wind direction at sea level can be obtained from observing the direction of the（）.
Information for updating nautical charts is primarily found in the（）.
On a nautical chart，the inner ring of a compass rose indicates（）.