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橢圓代數性質,光學性質,生活應用
Author:
陳家豪
橢圓代數性質,光學性質,生活應用
GeoGebra
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球体的体积推导（优化版）
柱體建築師
畫出對稱圖形
GeoGebra笔记功能体验课件
找出對稱軸
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格子點
菱形
橢圓
旋轉圓
三角形的內心
Discover Topics
Logic
Trapezoid
Median Line
Special Points
Arithmetic