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geodetiskt datum | |||
referens; referensstorhet | |||
dàta | |||
referensnivå | |||
referenslinje | |||
nollplan | |||
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dàta (Factual pieces of information) | |||
English thesaurus | |||
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A reference surface consisting of five quantities: the latitude and longitude of an initial point, the azimuth of a line from that point, and the parameters of the reference ellipsoid; The mathematical model of the earth used to calculate the coordinates on any map. Different nations use different datum for printing coordinates on their maps (JP 2-03) |
datum : 1193 phrases in 37 subjects |