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旁心小結論
Author:
黃國斌
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(正)長方體
圖形拼砌
軌跡二︰移動點與兩固定點保持相等距離(垂直平分線)
垂直線的斜率_hui sir
y=Sin(x)伸縮平移
New Resources
beetle
指令
FSNSN003
FSNSN001
七巧板1
