celestial longitude怎么读 celestial longitude是什么意思
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黄经
celestial longitude的英文翻译是什么意思，词典释义与在线翻译
Noun:- (astronomy) the equatorial coordinate specifying the angle, measured eastward along the celestial equator, from the vernal equinox to the intersection of the hour circle that passes through an object in the sky; usually expressed in hours and minutes and seconds; used with declination to specify positions on the celestial sphere;
"one hour of right ascension equals fifteen degrees"
celestial longitude的用法和样例
- According to its theoretical model of the true geocentric longitude, the astronomical meaning of planetary theory in ancient China is revealed.
又利用行星之地心真黄经的理论模型，探讨了中国古代行星算法模型的天文意义。
