平面截圆锥的截面曲线演示
2020-07-05 10:43
本GeoGebra范例演示了平面截圆锥所得的截面曲线（圆锥曲线）。通过构造圆锥、点、向量及正交平面，动态展示不同角度的平面与圆锥相交时产生的椭圆、抛物线或双曲线等截面形状，帮助直观理解立体几何中圆锥曲线的生成原理。
所属专题
常见立体图形的截面动态演示
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