obliquity of ecliptic 中文意思是什麼
obliquity of ecliptic
解釋
黃赤交角-
The obliquity of the ecliptic is the fundamental cause of the seasons.
黃道的傾角是季節的基本成因。 -
The angle between the plane of the ecliptic and the equatorial plane is the obliquity of the ecliptic.
黃道面與赤道面的夾角是黃道的傾角。
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