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Use "altimetry" in a sentence
" Space Co. satellite will use a technique called altimetry that employs radar to gauge the elevation of floating ice and grounded ice caps."
"There exists an altimetry survey which establish very clear where and how much it is good to built high buildings in Bucharest."
"The adventure really started with the Topex-Poseidon satellite (you see it mentioned in the first illustration here between the two Jasons ') As I said, it is imperative for long time series that we have satellite altimetry instruments continuously measuring the sea surface heights."