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数学涂鸦
涂鸦~
正弦函数可视化
数学涂鸦
Author:
王海峰
涂鸦~
正弦函数可视化
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涂鸦~
New Resources
Earth with coastline
畫出對稱圖形
四邊形的特性
四邉形 (四年級) 教師版
美國國旗 (Codex 版)
Discover Resources
初二奥数：全等三角形
任兩正方形重組成一大正方形partII
Three-phase electric power
Classifying Quadrilaterals
函數平移
Discover Topics
Straight Lines
Tangent Function
Set Theory
Surface
Translation
