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与两圆都相切的动圆圆心的轨迹
Author:
许兴华数学
Topic:
Conic Sections
GeoGebra
New Resources
判斷球體
GeoGebra笔记功能体验课件
【案例】圆柱体内放置一个大球六个小球
算柱 (兩位數)
球体的体积推导（优化版）
Discover Resources
XYAxix
滾出直線之3
內公切線長
萬花筒
圖5(動能分析)
Discover Topics
Difference and Slope
Statistical Characteristics
Integral Calculus
Cylinder
Intersection