圆柱投影

斜圆柱投影及其对GPS空间坐标的转换模型

Model of Oblique Cylindrical Projection for Transforming GPS Space Coordinates to Plane Coordinates

本文从分析传统中心投影法入手，介绍了平面圆柱投影（FCP）的基本概念、主要特点，深入地探讨了实现FCP的一种光学器件&全景环形透镜（PAL）的工作原理。

Beginning with analysis of traditional central perspective , this paper introduces the basic concept of flat cylinder perspective ( FCP ) and profoundly discusses the working principles of panoramic annular lens ( PAL ), one of the optical elements that can realize FCP .

提出了一集等面积性质的类圆柱投影。

This paper presents the set of Quasicylindrical Projections of Equal-area Property .

本文所要探讨的是一集类圆柱投影。

This paper discusses the set of quasi-cylindrical projections .

关于一集类圆柱投影的探讨

A study on a set of quasi-cylindrical projections

一集新的等面积伪圆柱投影

A new set of equal-area pseudocylindrical projections

一集等面积类圆柱投影

A Set of Equal-Area Quasicylindrical Projections

一组新的伪圆柱投影

A new set of pseudo-cylindrical projections

圆柱投影、圆锥投影和方位投影的统一数学模型及应用比较研究

The Unified Mathematical Model for Cylindrical , Conical and Azimuthal Projections and Comparative Study of Their Application

它不同于伪圆柱投影，而属于标准线型投影族的一个新类型；

It is unlike those pseudo-cylindrical projections , but is a new type in the family of map projections possessing standard shape .

为了应用于世界地图的编制，本文提出一集新的等面积伪圆柱投影。

This paper found the new Set of Equal-area Pseudocylindrical Projections , that can be used for the Compilation of World Map .

本文推导了基于月球参考球的各种投影公式，主要包括方位投影、圆柱投影和圆锥投影；

In this paper , a series of lunar map projection formulas are deduced including azimuthal projections , cylindrical projections and conical projections .

在此基础上总结出高斯投影、割体高斯投影、兰勃脱投影、斜圆柱投影等常用的投影模型的算法及各自的适用范围。

Following it discusses the Gaussian projection , cutting Gauss projection , lambert projection , oblique cylindrical projection model about their algorithms and application .

其中重点讨论了斜圆柱投影，总结出斜圆柱投影相对于其它的投影模型在控制工程控制网投影变形方面的特点。

Which focuses on the oblique cylindrical projection . Oblique cylindrical projection have advantages in the control distortion about engineering net aspects relative to the other projection models .

折反射全景成像系统采用平面圆柱投影法则，利用折射元件和反射元件，将三维空间视场投影到有限的二维平面圆环区域，实现大到半球空间视场的成像。

Three dimensional spaces is projected to the limited two dimensional ring region , using refraction and reflection components , to achieve hemisphere of space filed of view imaging .

飞行模拟用小型球幕投影系统的研究导出在极射赤面投影、卡托圆柱投影和兰勃脱正形圆锥投影等算法中确定位置坐标的精确公式。

Study on the Miniaturize Dome-screen Projector System for the Flight Simulator ; They are commonly used in map projections , polar projection , Mercator 's projection Lambert conformal conic projection are three of them .

基于三点定位的服务机器人精确定位方法研究导出在极射赤面投影、卡托圆柱投影和兰勃脱正形圆锥投影等算法中确定位置坐标的精确公式。

Study on Precise Positioning Method of a Service Robot Based on Three-Point Location They are commonly used in map projections , polar projection , Mercator 's projection Lambert conformal conic projection are three of them .

导出在极射赤面投影、卡托圆柱投影和兰勃脱正形圆锥投影等算法中确定位置坐标的精确公式。把地球的投影图做到一个圆锥上圆锥的顶点是地球的一极。

They are commonly used in map projections , polar projection , Mercator 's projection Lambert conformal conic projection are three of them . a projection of the globe onto a cone with its point over one of the earth 's poles .

圆柱螺旋线投影法的工程图示应用

The Projective Method of the Cylindrical Spiral Used in Engineering Drawing

引入正交曲线坐标系以及拉梅系数，将张量形式的方程组展开到相对圆柱坐标下并投影到计算空间上。

Equations in relative cylindrical coordinate system are educed by introducing orthotropic curvilinear coordinate system and Lame coefficient , and then projected to the computational space .

内圆柱螺旋齿轮的投影齿轮造型原理。理论分析和试验结果表明：采用均载机构能明显地改善三环减速器载荷分配不均的状态，使其传动寿命增加，传动平稳性增强。

Finally , for making internal gears , the forming principle by projected gear is recommended . The analysis and experiment results show that the loads on three internal gears have a good equilibrium , the reducer have a good transmission performance after the equilibrating-load mechanism is used .

在建立相贯线数学模型的基础上，分析了直径比对正交圆柱相贯线简化投影的影响，提出了正交圆柱相贯线投影绘制方法的选择依据。

The paper analyses the influence of diameter ratio on the simple projection of the line of intersection of tow intersected cylinders on the basis of the establishment of mathematical patterns , and provides the selected basis for the drawing of the line of intersection .

针对一种新型超环面传动提出了对其圆柱内斜齿轮齿面的展成原理，其一为失配的点接触，以理论轨迹曲面的法截面沿齿线在圆柱面上的投影进行拓展；

A method to prolong the tooth surface of a new type of toroidal drive is discussed .