英语词汇“sidereal hour angle”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	sidereal hour angle
释义	sidereal hour angle noun : a coordinate in the equator system of coordinates used by navigators in place of right ascension, measured westward from the March equinox, and expressed in degrees up to 360°
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