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
Which information does the outer ring of a compass rose on a nautical chart provide（）.
What defines a great circle? （）
When navigating in high latitudes and using a chart based on a Lambert conformal projection，（）.
Charts showing the coast of Mexico are produced by the United States（）.
That the scale of any part of a chart to be larger than the scale of the survey is（）.
Which chart symbol indicates the bottom is clay（）.
The only cylindrical chart projection widely used for navigation is the （）.
The soundings on the chart are based on the depth of water available at （）.
The short-long dashed，magenta lines parallel to York River Entrance Channel mark（）．
Particular care is needed when navigating in the vicinity of（）as very few of these features have been fully surveyed to modern standards to determine their correct position，full extent，or the least depth over them.