A.Azimuthal gnomonic projection
B.Lambert conformal projection
C.Transverse Mercator projection
D.Polyconic projection
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A.fix
B.estimated position
C.dead reckoning position
D.running fix
A.Hifix
B.Hyperfix
C.Trisponder
D.WGS84
A.Aero light
B.Radar station
C.Radar transponder beacon
D.Radiobeacon
A.the meridian through the object of the bearing
B.the meridian through the ship's position
C.the meridian midway between the ship and the object
D.any meridian
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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That the scale of any part of a chart to be larger than the scale of the survey is（）.
The maximum difference between mean time and apparent time is （）.
Charts showing the coast of Mexico are produced by the United States（）.
The broken magenta lines（long and short dashes）in and around Mobjack Bay indicate（）.
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.
The numeral in the center of a wind rose circle on a pilot chart indicates the （）.
A chart position enclosed by a square is a（n）（）.
When a buoy is in position only during a certain period of the year，where may the dates when the buoy is in position be found?（）
The arrangement of charts in the catalogue is（）.
The revision date of a chart is printed on which area of the chart? （）