A.Lambert conformal
B.Mercator
C.azimuthal
D.gnomonic
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A.total number of observations
B.average wind force on the Beaufort scale
C.average wind force in knots
D.percentage of calms
A.equal to the longitude expressed in time units
B.about 16 minutes
C.the difference between the GHA of mean sun and the first point of Aries
D.15°of arc
A.radar conspicuous beacon
B.circular radiobeacon
C.radar transponder beacon
D.radar calibration beacon
A.deviation
B.annual rate of variation change
C.precession
D.compass error
A.newly edition with up to date correction and in reasonable prices
B.the current edition and incorporate the last Notices to Mariners correction
C.the current edition and incorporate the latest Notices to Mariners correction at the time of sale
D.brand-new one with up to date correction and clean writing
最新試題
Which information does the outer ring of a compass rose on a nautical chart provide（）.
Which aid is NOT marked on a chart with a magenta circle? （）
Which information is found in the chart title（）.
Every chart is liable to be incomplete（）.
Which chart symbol indicates the bottom is clay（）.
（）is not a position-fixing system.
What information is NOT found in the chart title? （）
What is NOT an advantage of the rhumb line track over a great circle track? （）
The maximum difference between mean time and apparent time is （）.
The soundings on the chart are based on the depth of water available at （）.