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ptccs2new3
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Cheung Wing Chuen
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兩組對邊相等和有直角的四邊形
柱體建築師
兩位數加法
判斷球體
球体的体积推导
Opdag Ressourcer
soccer(final)
testing
螢橋國中 洪芷昀
Inclination and Gradient(傾角和斜率)
圖一 的複本
Udforsk emner
Koordinates
Logaritme
Symmetri
Ellipse
Kvadrat