A.A storm surge
B.A high pressure area
C.The jet stream
D.A cold front
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A.Extremely cold air from shore passes over warmer water
B.Warm dry air from shore passes over cooler water
C.Cold ocean water evaporates into warm air
D.Cool rain passes through a warm air mass
A.Reprints of Radio Navigational Warnings
B.Amendments to Admiralty Sailing Directions
C.Amendments to Admiralty Lists of Lights and Fog Signals
D.Amendments to Admiralty List of Radio Signals
A.Chart Number only
B.Chart Number + Previous NM Number/Year
C.Chart Number + Between Previous and Present Dates
D.Cumulative Number
A.as soon as possible
B.prior to its publication
C.in advance of any possible accident
D.by means of other than airmails
A.broadcast
B.broadcasted
C.are broadcast
D.are broadcasted
最新試題
The fog most commonly encountered at sea is called（）.
For what purpose would using a Lambert conformal chart be more convenient than using a Mercator?（）
Which is a weekly publication advising mariners of important matters affecting navigational safety（）.
Steam smoke will occur when（）.
Steam smoke will occur when（）.
The best estimate of the wind direction at sea level can be obtained from observing the direction of the（）.
Which would influence a magnetic compass（）.
Many navigational warnings are of a temporary nature，but others remain in force for several months or may be succeeded by（）.
On a nautical chart，the inner ring of a compass rose indicates（）.
（）is the system for the broadcast and automatic reception of maritime safety information by means of narrow-band direct-printing telegraphy.