释义 |
conic sectionn.(名词)conic sections created by the intersection of various planes of a right circular coneClarinda/Academy Artworks- The intersection of a right circular cone and a plane, which generates one of a group of plane curves, including the circle, ellipse, hyperbola, and parabola.圆锥曲线:一正圆锥与一平面相切产生的一组平面曲线,包括圆、椭圆、抛物线和双曲线
- A graph of the general quadratic equation in two variables.二次曲线:由两个变量的二次方程所决定的图形
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