The other point of intersection of equator and the ecliptic is called the Autumnal Equinox.
赤道和黄道的另一个相交点叫作秋分点。
Searching point of intersection between curves is an important problem in computer graphics.
求交是计算机图形学的重要问题，而直线求交又是复杂曲线求交的基础。
This paper presents the inner bounding volume technology, which is used to seek the point of intersection.
文章介绍了用于光线与物体求取交点的内包围盒技术，并对其特点进行了分析。
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