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球差曲线
Author:
goldengrape
蓝色点的轨迹显示出球差随着平行光与光轴之间距离的变化
GeoGebra
New Resources
兩組對邊相等和有直角的四邊形
球體建築師
Nested spiral octagon
畫出對稱圖形
四邉形 (四年級) 教師版
Discover Resources
quiz 9.1 2(a)
謝爾冰司機-正方形
函数曲线
Strike and Dip 地層的走向與傾角的副本
橢圓代數性質,光學性質,生活應用
Discover Topics
Plane Figures or Shapes
Line Segment
Ratios
Similar Triangles
Scalene Triangles