projective line

projective line的基本解释

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射影直线

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投影线

与projective line相关的网络例句 [注：此内容来源于网络，仅供参考]

The cross ratio of four points in the vanishing line is a projective invariant.

消失线上的四点交比是射影不变量，该不变量与各点所对应的直线夹角存在内在联系。

The computational methods of line element conic curve s tangent point decided by any line on projective plane is presented on the basis of this study.

从实际计算的角度出发，使用N矢量表示视平面上的点和直线，并由线素二次曲线的射影定义推导出线素二次曲线的N矢量方程；在此基础上，给出了射影平面上任意一条直线所确定的线素二次曲线切点的N矢量的计算方法。

They are ①cubic plane curve constituted with projective pencil of lines and line eonic

进而证明三个定理：①一次线束和其射影对应的二次线束，所对应直线交点的轨迹为三次平面曲线

In this paper,a proper analytic methods is proposed for determining the projective formulas when their centers are improper points between two line pencils of projective correspondence.

在两线束射影对应中，当两线束中心为非固有点时，两线束的射影关系式如何确定？本文给出了适当的解析方法。

On this projective line is the good position for cuting the sternoeleidomastoid muscle and accesory nerve.

二腹肌后腹深面为高位结扎切断副神经点，若再向上易伤颈内静脉。

与projective line相关的网络解释 [注：此内容来源于网络，仅供参考]

projective line：射影直线

projective limit 逆向极限 | projective line 射影直线 | projective line element 射影线元

projective line：射影直线; 投影线

projective limit space 射影极限空间 | projective line 射影直线; 投影线 | projective line bundle 射影线丛

projective line element：射影线元

projective line 射影直线 | projective line element 射影线元 | projective mapping 射影映射

projective line element：射影线元素

projective line bundle 射影线丛 | projective line element 射影线元素 | projective measurement 射影测度,射影度量

projective line bundle：射影线丛

projective limit space 射影极限空间 | projective line bundle 射影线丛 | projective line element 射影线元素