- 更多网络例句与二次曲线的准线相关的网络例句 [注：此内容来源于网络，仅供参考]
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The ratio of the distance of any point on a conic section from a focus to its distance from the corresponding directrix. This ratio is constant for any particular conic section.
离心率二次曲线上任何一点到焦点的距离与到准线的距离之比对任一特定二次曲线来说，这个比值都是一个常数
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Mathematics The ratio of the distance of any point on a conic section from a focus to its distance from the corresponding directrix.
离心率：二次曲线上任何一点到焦点的距离与到准线的距离之比对任一特定二次曲线来说，这个比值都是一个常数
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Do some research to find the name of this conic and the how the words vertices, foci, centre and directrix relate to this shape.
做些搜索去找出这个二次曲线的名称以及顶点，焦点，中心点以及准线是怎样与这个图形有关的？
- 更多网络解释与二次曲线的准线相关的网络解释 [注：此内容来源于网络，仅供参考]
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directrix of a conic：二次曲线的准线
directrix 准线 | directrix of a conic 二次曲线的准线 | dirichlet boundary condition 狄利克雷边界条件