A.a straight line drawn on the chart approximates a great circle
B.the chart should not be used outside of the standard parallels
C.the course angle is measured at the mid-longitude of the track line
D.distance cannot be measured directly from the chart
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A.Light List
B.Notice to Mariners
C.On the chart
D.Coast Pilot
A.Easily plotted on a Mercator chart
B.Negligible increase in distance on east-west courses near the equator
C.Does not require constant course changes
D.Plots as a straight line on Lambert conformal charts
A.Survey information
B.Scale
C.Date of first edition
D.Projection
A.Date of the first edition
B.Date of the edition and,if applicable,the revision
C.Information on the sounding datum
D.Information on which IALA buoyage system applies
A.A curved line drawn on a Mercator Chart
B.A course line that inscribes a loxodromic curve
C.The shortest distance between any two points on the earth
D.The smallest circle that can be drawn on the face of a sphere
最新試題
The survey information upon which a chart is based is found ().
The shoreline on charts generally represents the mean().
What information is found in the chart title? ()
The numeral in the center of a wind rose circle on a pilot chart indicates the ().
On chart,bearings to near objects should be used in preference to objects farther off,because().
On a Mercator chart,1 nautical mile is equal to().
A chart with a scale of 1:80,000 would fall into the category of a().
That the scale of any part of a chart to be larger than the scale of the survey is().
The only cylindrical chart projection widely used for navigation is the ().
A chart projection depicting the poles and a small area on either side of a connecting meridian,that is sometimes used for star charts,is the().