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画正弦
Author:
李玲玲
GeoGebra
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撒针估算面积实验
斐波那契螺旋弧线（表格法）
第八周作业2
科赫雪花
第八周作业
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dabuhe
小二三 畫時鐘
glt-c02-11 七角柱旋轉
正切函數的絕對值圖形
【高中物理】圆锥摆
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General Quadrilateral
Geometric Distribution
Sine
Linear Programming or Linear Optimization
Dilation