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對數1230
Author:
陳柄何
GeoGebra
New Resources
算柱 (兩位數)
sanjiaohanshu
近似值：有效數字
三位數除以一位數（一）
判斷球體
Discover Resources
題6
圓柱體展開
不規則圖形的周界(雙L)
F1Ch8 Translation basic
我的第一个GGB绘本
Discover Topics
Translation
Rational Numbers
Reflection
Trapezoid
Pyramid