In this paper the auther puts forward the stereographic projection in which the projection plane is the equatorial plane of projection-sphere, recommends the rules about perspective mapping of plane field in projective geometry and reveals two corollaries in stereographic projection.
本文提出了以投影圆球之赤道平面为投影平面的一种球极投影,首次引入了射影几何理论中关于平面场透视变换的双旋法则,并得到了两个关于球极投影的推论。
By means of stereographic projection, the paper presents thenon-degenerate parametrically rational polynomial representation of sphere.
利用球极投影导出了球面片的非退化NURBS表示。
Under the stereographic projection, the initial data on the sphere are projected to a plane.
基于球极投影保持PH性质这一特性,通过球极投影把球面数据投影到平面上,构造一条平面PH曲线。
The point of intersection of small circles on spherical projection can be calculated in terms of general gelolgical coordinate sysytem, therefore more accurate and quick result can be obtained.
利用通用地质坐标系可直接在球面投影上计算出两个小圆的交点,能更快更准确地得到结果。
universal polar stereographic grid
通用极球面投影格网
Many engineers shy away from spherical projection methods.
许多工程师对球面投影法有畏难情绪。
Spherical Projection Based Triangulation for One Station Terrestrial Laser Scanning Point Cloud
基于球面投影的单站地面激光扫描点云构网方法
Foundation of Lunar Control Network and Research of Lunar Projection Theory;
月面控制网建立及月球投影理论研究
Gauss Plane Coordinate s Influence by Change of Ellipsoidal and Projective Parameter;
椭球、投影参数变化对高斯平面坐标的影响
Local Sphere Texture Mapping Technique Based On Stereoscopic Projection Algorithm
基于立体投影算法的局部球面纹理映射技术
Some essential questions in remote sensing science and technology
基于等角比例投影的球面三角四叉树剖分模型
The meridians and paralles of the sphere can be projected on to a plane, by any convenient system.
球面上的子午圈和平行圈可用任一方便的方法投影到平面上。
the apparent surface of the imaginary sphere on which celestial bodies appear to be projected.
一个虚构的球体的看得见的表面,其它天体好像是投影在它上面。
The Evaluation of Pilling Grade of Fabrics Using Computer Vision Based on Tangential Projected Images;
基于切面投影图像的织物起球等级的计算机视觉评定
Near Field Imaging Algorithm of the Large Target by Considering Roundtrip Propagation Loss
引入双程传播损耗的近场大型目标球面逆投影成像算法研究
Command: Wang commands this pitch best to his glove-side.
控球:王这球在他投手套面那一边投得最好。
The pitchers job is to throw the ball to the catcher-the man behind the plate.
投手要做的是将球投给投手板后面的那位接手。
A projection is defined as any orderly system whereby the meridians and parallels of the spheroid may be represented on a plane.
投影是一种有规律的方法,用来把椭球面上的子午圈和平行圈映射在一个平面上。
the ground zero
核弹爆心的地面投影点
projection plan position indicator
平面位置投影显示器
The working projection plane is taken at the equatorial plane corresponding to the ground surface.
工作投影面为赤道平面―相当于地平面。
The motions of all particles can therefore be completely described by their radiap projections, or "shadows", on the surface of a sphere with properly chosen center.
因此,在一个球面上以某个选点为中心作径向投影,就能完全绘出所有的质点运动。