英语词汇hour angle怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	hour angle
释义	hour anglen.（名词）abbr. ha【缩写】 The angular distance, measured westward along the celestial equator, between the celestial meridian of the observer and the hour circle passing through a celestial body.时角：沿天体赤道向西量出的角距，位于观察者所处的子午线与通过天体的子午线之间
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