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拋物線2--焦點法
Author:
16楊杰
New Resources
複合圖形表面積(一)
基础知识
未命名1
雙曲線3-等軸法
未命名
Discover Resources
http://www.qsir.org/?p=8853
Concept of Volume (體積的概念)
L形分割
橢圓折痕
仙后座找北極星
Discover Topics
Arithmetic
Scalene Triangles
Vectors 3D (Three-Dimensional)
General Quadrilateral
Addition
