英语释义

• the geometry of properties that remain invariant under projection

片语

Modern Projective Geometry现代投影几何

projective geometry code投影几何码

projective differential geometryIn mathematics, projective differential geometry is the study of differential geometry, from the point of view of properties of mathematical object such as functions, diffeomorphisms, and submanifolds, that are invariant under transformations of the projective group.

axiom of projective geometry[数]

Lectures in projective geometry射影几何讲义

projective conformal geometry射影保形几何

finite projective geometry codes有限射影几何码

synthetic projective geometry[数]

general projective geometry一般投影几何

英汉例句

• this paper deals with the graphics of the intersections and common tangents of two conics according to projective geometry .

  在射影几何的范畴内，全面地论述了两二次曲线的公有点和公切线的图解问题。

• method: first, device parameters and azimuth parameters of analytic geometry model and projective geometry model of coded structured light system were analyzed and unified.

  方法：首先，比较分析编码结构光系统的解析几何模型和射影几何模型，统一了二者的设备参数、姿态和位置参数。

• based on projective geometry and computer 3 dimension visual technology, the most effective method to solve sun shadow problem is present.

  由此基于投影几何学理论及计算机三维可视化技术，建立了日照阴影问题最有效的方法。

• according to the fundamental theorem of conic in projective geometry any five points can decide one conic section.

  在射影几何中，二次曲线定理告诉我们任意五点可以决定一条二次曲线。

• the synthetic geometers were developing projective geometry .

  综合几何学家们在发展射影几何学。

• this paper adopts a method proposed recently, which uses projective geometry transform and 3d vision correspondence from multiple cameras to interpolate virtual images based on virtual viewpoint.

  本文采用了一种较新的方法，即通过基于射影几何学变换和立体视觉对应的方法插入虚拟视角的虚拟图像。

• two projective geometry problems are enumerated in the thesis according to priority.

  本文先后列出了两道画法几何题。

• the article uses the theory of projective geometry to determine the polar and pole of self-conjugate of nonsingular conic without thinking about measure.

  用射影几何的理论，抛开度量性质，给出了非退化二次曲线自共轭的极线与极点的射影定位，为现代设计提供了理论依据。

• cross ratio and element at infinity are two important concepts with projective geometry and primary tools in considerate projective property of figures.

  交比和无穷远元素是射影几何中的两个重要概念，它们是探讨图形射影性质的主要工具。

• according to the characteristics of individual rocket's motion, the attitudes measured model is built by using of b2ac and the projective geometry of geomagnetic vector in projectile coordinate.

  针对单兵武器平台的弹丸运动特点，结合地磁矢量在弹体坐标系内的投影规律，利用椭圆拟合方法，建立了计算弹丸运动条件下的姿态角模型；

• application of the oblique projection shifting method for solving someproblem in projective geometry is presented in this paper.

  本文主要介绍了投影变换中的一种─—斜投影交换，介绍了它在解工程图学一些问题中的应用。

• in this paper, the existence theorem of midpoint chord of quadratic curve, as well as its proof, is given via methods of projective geometry and polarity principle.

  文章利用射影几何方法及配极原理给出二次曲线中点弦存在性定理的证明。

• finally a conclusion is made that projective geometry ldpc codes may be adopted as one of the key technologies in the next wireless communication systems.

  最后得出结论，投影几何ldpc码将有可能作为下一代无线通信系统的一项关键技术被广泛采用。