projection geometry

This paper presents a comprehensive discussion on main problems occured during the recomposition-identification of skull images on the basis of optical geometry of conical projection, and a mathematical analysis carried out on the deformation and relevant errors.

本文从几何光学的锥体投影原理出发，全面阐述颅像重合检验过程中的若干主要问题，对形变及误差进行了数理分析。

Employing the oblique projection shifting method, we have solved some graphic problem in descriptive geometry.

介绍了投影变换中的斜投射法及其在解决工程图学一些问题中的应用.

Research into Effection Change Projection Plane Time about Three-Dimensional Projective Geometry

三维画法几何中有效换面次数的研究

Solid geometry projection analysis of coaxiality error measurement based on in-phase circum rotation

同轴度同步旋转测量的空间投影解析

Application of Differential Geometry in Axonometric Projection of Torus

微分几何在圆环面轴测图中的应用