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先估算，後看解釋
Author:
Tse Sir
先估算，後看解釋
New Resources
柱體建築師
球体的体积推导（优化版）
判斷球體
画直线等分三角形的面积
找出對稱軸
Discover Resources
ray tracing of intraocular eye
Volume_Section
仿生機械
Hyperbolic Paraboloid 的製作
正玄函数变化
Discover Topics
Function Graph
Random Experiments
Kite
General Quadrilateral
Bar Chart or Bar Graph