圆的一般方程
general equation of a circle An equation of the form $x^2 + y^2 + Dx + Ey + F = 0$, which can represent a circle under certain conditions.
CSCA 数学 考试术语
general equation of a circle An equation of the form $x^2 + y^2 + Dx + Ey + F = 0$, which can represent a circle under certain conditions.
CSCA 数学 考试术语