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椭圆的定义

Author:guomenglin

New Resources

Earth with coastline
國旗 (作圖步驟直接餵給 Claude)
近似值：有效數字
兩組對邊相等和有直角的四邊形
球體建築師

Discover Resources

比較分數大小
畢氏定理
Lesson02 absolute value function
抛物线定义
三位數除以一位數（一）

Discover Topics

Continuity
Stochastic Process or Random Process
Hyperbola
Quadrilaterals
Reflection

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