tapered window

用法例句

A clipping algorithm of straight line based on circular window;

基于圆形窗口的一种直线裁剪算法

Line clipping algorithm based on a circular window is proposed in this paper.

提出了一种具有普遍适用意义的圆形窗口的直线段裁剪算法。

Hexagonal grid coordinate and the relation of the circle window and the line to be clipped are demonstrated.

首先介绍了六角网格坐标系及圆形窗口与待裁剪线段的关系。

A new segments clipping algorithm against circle window in 2D space and3D eyecooldinate system is presented.

给出了一种在２维空间和３维观察坐标系下直线段在圆形窗口下的裁剪新算法。

By using two groups of cylindrical lenses perpendicular to each other, the marking shape window of semiconductor laser is imaged and rectangle and this imagery is then collimated to infinite by collimating objective.

利用互相垂直的两组圆柱面镜把半导体激光器的条形窗口成像为矩形。

The key of the system is that cylindrical lenses by perpendicular double group and equal conjugate are used to image marking shape window to thick and short one.

该系统的核心是用两组互相垂直、且共轭距相等的双曲柱面镜，把激光器的条形窗口的像变粗变短；然后，再用透镜组把此像“准直”到“无限远

To cut out a two-dimension-line through a rectangle window with a way of projection;

用投影法实现二维线段矩形窗口的裁剪

On the basis of relations between 2-D line segment with rectangle window s vertexes, diagonals and margins, a new 2-D line clipping algorithm with the least arithmetic operations is presented.

根据二维线段与矩形窗口顶点和对角线的位置关系 ,介绍一种二维线段的矩形窗口裁剪算法 ,以减少裁剪求交的次数 ,从而减少算法的运算量 ,达到快速裁剪线段的目的。

At oresent there are a lot of algorithms about it,especially in rectangle window,but all of the algorithms are based on square grid system.

裁剪作为计算机图形学中的一个重要内容 ,目前研究的算法很多 ,尤其在矩形窗口的图形裁剪算法更是使用最广泛的一类算法 ,但其算法都是基于直角坐标系统提出和实现 ,而早在60年代初 ,一些数学家就已经提出了平面上点的最佳分面是按六角网格分布的 ,并于 90年代末实现了六角网格的显示系统 ,基于六角网格显示系统的图形生成已成为了发展的必然 ,本算法基于六角网格系统的矩形窗口圆裁剪给出了具体算法和分析 ,此算法可以适用于在矩形窗口裁剪椭圆及其它对称的图

Finally line clipping algorithms against circles and ellipses are given.

最后,介绍了圆形和椭圆形窗口的直线裁剪算法。

Estimate the Mean Trace Length and the Midpoint Density of Rock Joint Based on the Circular Window Method

圆形窗口法估算岩体节理迹长及迹线密度

LINE CLIPPING ALGORITHM AGAINST CIRCULAR WINDOW BASED ON DOUBLE-ENCODING AND COORDINATE TRANSFORMATION

基于二重编码和坐标变换圆形窗口对直线裁剪的算法

Based on the circular sample window method theory,the trace midpoint density of joint is obtained to estimate the mean trace length.

利用圆形窗口法原理,在估计节理迹线平均长度的同时计算出节理迹线中点面密度。

A small, usually circular window in a ship's side.

舷窗位于船的一侧的小的，通常为圆形的窗口

circular and filled with tracery.

圆形的缀满窗饰的窗户。

A small, circular or crescent - shaped opening in a vaulted roof.

半圆壁，弧形窗在高高的屋顶上的小的，圆的或新月形的开口

Filled Ellipse Button\\015\\015Displays a cross-hair pointer that you use to draw an ellipse or circle filled with the window background pattern and color.

显示一细十字指针，用窗口背景图案及颜色绘制实心圆或椭圆形。

Semicircular.Used of bow windows.

半圆的。用于弓形窗

A round or oval dormer window.

一圆形或椭圆形的装饰窗

an oval or round dormer window.

一种椭圆形或是圆形的凸肚窗。

A half - circle window, often with sash bars arranged like the ribs of a fan.

扇形窗门或窗上有扇骨状放射格条的半圆形窗

Firstly, to the rectangle window, algorithms for clipping lines, circles and ellipses, as well as parametric curves are introduced.

首先对于矩形窗口,介绍了直线裁剪算法,圆和椭圆裁剪算法以及参数曲线的裁剪算法。

From Service Image to Enterprise Image;

从“‘窗口’形象”到“企业形象”

oval or circular; to allow light into a dome or vault.

多是卵形、圆形或椭圆形的；可使光线照进圆屋顶或拱顶的窗。

"Ornamentation often occurs on entablatures, columns, the tops of Buildings, and around entryways and windows, especially in the form of moldings."

装饰常出现于柱顶、圆柱和建筑物顶端,特别是以线脚的形式出现于入口及窗户周围。

Rotary intersection (roundabout)

环形交叉路口（圆环）

a circular or oval window; 17th or 18th C French architecture.

一种圆形或椭圆形的窗户；是和世纪的法国建筑中的一个现象。