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SW-tool
Author:
黃斌
GeoGebra
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異分母分數減法
球体的体积推导(优化版)
拼砌四邊形
画直线等分三角形的面积
【案例】2018年全国1卷理科12题
Discover Resources
磁磚著色
Probability(概率)
分段移動
Homework6
立體圖形_截面
Discover Topics
Arithmetic Mean
Dilation
Symmetry
Cuboid
Surface