A.A rhumb line appears as a straight line
B.Distance is measured at the midlatitude of the track line
C.Meridians appear as curved lines converging toward the nearer pole
D.Parallels，except the equator，appear as curved lines
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A.variation
B.true directions
C.magnetic directions
D.annual rate of variation change
A.Cly
B.Cla
C.Cl
D.C
A.In the Coast Pilot
B.In the Nautical Almanac
C.In the List of Lights
D.In the Sailing Directions
A.Feet
B.Yards
C.Fathoms
D.Meters
A.fish trap areas
B.naval exercise areas
C.underwater cables
D.recommended track lines
最新試題
What defines a great circle? （）
A chart with a scale of 1:80，000 would fall into the category of a（）.
Which information does the outer ring of a compass rose on a nautical chart provide（）.
The numeral in the center of a wind rose circle on a pilot chart indicates the （）.
That the scale of any part of a chart to be larger than the scale of the survey is（）.
The shoreline on charts generally represents the mean（）.
What information is NOT found in the chart title? （）
What information is found in the chart title? （）
（）is not a position-fixing system.
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（）.