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
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 revision date of a chart is printed on which area of the chart? （）
The numeral in the center of a wind rose circle on a pilot chart indicates the （）.
The survey information upon which a chart is based is found （）.
What information is NOT found in the chart title? （）
The short-long dashed，magenta lines parallel to York River Entrance Channel mark（）．
What information is found in the chart title? （）
Which information does the outer ring of a compass rose on a nautical chart provide（）.
When using a Lambert conformal chart in high latitudes，angles such as bearings are measured in reference to （）.
What is NOT an advantage of the rhumb line track over a great circle track? （）