A.Sailing Directions
B.Light List
C.List of Private Aids
D.Aids to Navigation Manual
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A.radio time signal
B.comparison with a timepiece of known error
C.applying the prevailing chronometer rate to previous readings
D.All of the above
A.National Geospatial-Intelligence Agency
B.Coast Guard
C.Naval Observatory
D.National Ocean Service
A.underlined letters
B.capital letters
C.italics
D.boldface print
A.inconspicuous
B.conspicuous
C.a government facility or station
D.a radio transmitter
A.coast to aircraft operational communications
B.aircraft to ship operational communications
C.lock & bridge communications
D.aircraft to ship navigational communications
最新試題
Considering the general circulation of the atmosphere,the wind system between latitudes 30°N and 60°N is commonly called the().
Denebola is found in what constellation?()
Cyclones that have warm sectors usually move().
Dacron sails,when not in use,may be damaged if().
Chart legends printed in capital letters show that the associated landmark is().
Concerning the identification signal for a pilot vessel,in fog,which statement is TRUE?()
Control of fire should be addressed().
Concerning a celestial observation,the azimuth angle is measured from the principal vertical circle to the().
Changing rescuers while carrying out artificial respiration should be done().
Define the acronym MSI().