A.National Geospatial-Intelligence Agency
B.Coast Guard
C.Naval Observatory
D.National Ocean Service
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A.sailing chart
B.general chart
C.coastal chart
D.harbor chart
A.Azimuthal gnomonic projection
B.Lambert conformal projection
C.Transverse Mercator projection
D.Polyconic projection
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
最新試題
On a Mercator chart，1 nautical mile is equal to（）.
The soundings on the imperial chart are measured in（）.
What information is found in the chart title? （）
Which information is found in the chart title（）.
Which chart symbol indicates the bottom is clay（）.
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（）.
When using a Lambert conformal chart in high latitudes，angles such as bearings are measured in reference to （）.
The numeral in the center of a wind rose circle on a pilot chart indicates the （）.
The revision date of a chart is printed on which area of the chart? （）