| Point,Straight Line and Plane |
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| 作者姓名： | 尧羽 |
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| 摘 要： | Certain elementary notions of geometry, such as the point, the straight line, and the plane, cannot be defined with the aid of other still more elementary concepts and they serve as the starting point in any exposition of geometry.第一段]
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| 关 键 词： | 中学 数学教学 点 直线 平面 教学方法 |
Point,Straight Line and Plane |
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| Abstract: | Certain elementary notions of geometry, such as the point, the straight line, and the plane, cannot be defined with the aid of other still more elementary concepts and they serve as the starting point in any exposition of geometry. |
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