圆柱、圆锥与圆台的旋转体构造演示
2020-03-24 08:32
本范例演示高中数学必修二中圆柱、圆锥和圆台三种基本旋转体的几何构造。通过GeoGebra的Cone、Cylinder、Surface等命令，动态展示由平面图形绕轴旋转生成三维立体的过程，涵盖正交线、圆、向量平移及截面交线等核心几何元素。适用于立体几何教学，帮助学生直观理解旋转体的形成原理、结构特征及其相互关系。
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