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官長壽(sosolong)
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雜類(Miscellaneous)
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官長壽(sosolong)
多項式
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官長壽(sosolong)
軌跡,摺紙,滾動,實驗觀察,曲線
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官長壽(sosolong)
面積相關問題(Area)
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官長壽(sosolong)
圓錐曲線Conic
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官長壽(sosolong)
GGB5_3D物件
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官長壽(sosolong)
模擬3D物件
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官長壽(sosolong)