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
Daylight savings time is a form of zone time that adopts the time（）.
Deficient oxygen content inside a chain locker can be detected with（）.
Chart legends which indicate a conspicuous landmark are printed in（）.
Chart legends printed in capital letters show that the associated landmark is（）.
Clean air standards referred to as “Grade D” apply to compressed air for use in（）.
Compared to a low pressure system，generally the air in a high is（）.
Deck beams on a ship are generally spaced at equal intervals and run（）.
Conventional anchors are least likely to hold in a bottom consisting of（）.
Cumulonimbus clouds are formed by（）.
Class I and II private aids to navigation in or along navigable waters of the United States are listed in the（）.