单项选择题
A.Azimuthal gnomonic projection B.Lambert conformal projection C.Transverse Mercator projection D.Polyconic projection
A chart position enclosed by a square is a（n）（）.A.fixB....
单项选择题A chart position enclosed by a square is a（n）（）.
A.fix B.estimated position C.dead reckoning position D.running fix
（）is not a position-fixing system.A.HifixB.HyperfixC.Tr...
单项选择题（）is not a position-fixing system.
A.Hifix B.Hyperfix C.Trisponder D.WGS84
Which aid is NOT marked on a chart with a magenta circl...
单项选择题Which aid is NOT marked on a chart with a magenta circle? （）
A.Aero light B.Radar station C.Radar transponder beacon D.Radiobeacon
