抛物线的几何定义与轨迹构造
2020-11-27 02:25
本范例演示了抛物线的几何定义及其轨迹构造过程。通过设定一个定点（焦点）和一条定直线（准线），利用线段中垂线与垂线的交点，动态展示到定点与定直线距离相等的点的轨迹。该构造直观地揭示了圆锥曲线中抛物线的本质特征，适用于解析几何与几何作图的教学。
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