median point短语¹³¹⁶²⁰⁺³ 基本例句 中点 This paper explores into the distance formula between median point, orthocenter, circumcenter and inner point of triangle by means of two related formulas of vector methods. 应用两个向量法相关公式探讨了三角形重心、垂心、外心以及内心之间的距离公式。 dictall