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曲面-线段旋转-练手
Author:
吕玉雷
GeoGebra
New Resources
探究三角形的全等條件
讀磅
折扣
空间中两直线的位置关系
漂亮的摇摆曲线
Discover Resources
定義拋物線
linear programing by Mr LO WY
网络资源使用说明
面積
动态曲线
Discover Topics
Planes
Parametric Curves
Exponent
Surface
Trigonometric Functions