查询词典 rectangular projection

According to their processes of construction, the projection methods are classified into three types in the present paper, namely, the Helmholtz-Hodge decomposition projection methods, the operator splitting projection methods and the local continuous projection methods.

本文根据投影方法的构造思路，将众多的投影方法分成了3类，即： Helmholtz-Hodge分解类投影方法、算子分裂类投影方法和局部连续投影方法，并详细的介绍了3类投影方法的发展历程和求解步骤。

The 2D affine projection model is analyzed from geometrical relation of parallel projection, the conversion of projection, the foundation of strict mathematical model of 2D affine. The characteristics of 2D affine projection are illustrated by experiments.

从平行投影的几何关系分析、投影性质的转换、严格仿射变换数学模型的建立等方面，深入研究了基于仿射变换的传感器模型，给出了实验结果和分析结论。

But the projection used in gradient projection method is an orthogonal projection which does not contain the second derivative information of objective and constrained functions,thus the convergence rate of gradient projection method is not contented.

但是，梯度投影法所采用的投影是正交投影，不包含目标函数和约束函数的二阶导数信息·因而；收敛速度不太令人满意。

A new local projection algorithm is used to plot the regions of projection in reason. In order to get the excursion of projection correctly, the peak value of the projection is applied to match in current frame.

采用了新的局部投影的方法，在图像中合理地划分了投影区域，在求投影偏移量时提出了峰值匹配的算法，合理地检测到了投影偏移量。

Using the relations between Hermite and Laguerre-Gaussian modes and expanding the window function of two-dimensional rectangular hard-edged apertures into a finite sum of complex Gaussian functions, the propagation of complex- argument Laguerre-Gaussian beams through a paraxial optical ABCD system with a rectangular hard-edged aperture is studied. An analytical propagation equation is derived and used to study the diffraction at the rectangular hard-edged aperture and the focusing properties of complex-argument LG beams.

利用拉盖尔－高斯模和厄米－高斯模的变换公式，并使用将二维矩孔光阑窗口函数展开为有限个复高斯函数之和的方法，得到了复宗量拉盖尔－高斯光束通过含矩形硬边光阑近轴ABCD光学系统的变换的解析传输公式，并对复宗量LG光束通过矩形硬边光阑的衍射和聚焦特性进行了研究。

objectiveto evaluate the result of using rectangular advacement flaps for repairing the eyelid defects at the edges of palpebra.methodswe have used rectangular or double rectangular advacement flaps to repair the defects of theantieror margin of eyelid in 36 cases.to repair the posterior margin defects ,when the defects of thetarsal plates were shorter than 5mm,the tarsal plates were closed directly , longer than 5mm ,sliding tarsal palpebral conjunctive flaps were to be used.resultsin 36 cases all of the flaps were survived with primary healing, slight scar, no absence of eyelashes, no notch deformity at the edge of palpebra, no trichiasis.

目的：探讨应用矩形推进皮瓣修复睑缘眼睑缺损的效果。方法：对36例睑缘肿物切除的眼睑缺损患者，采用矩形或双矩形推进皮瓣修复眼睑前层缺损。眼睑后层睑板缺损小于5mm者，采用直接缝合法；睑板缺损大于5mm者，采用睑板睑结膜瓣移行法。结果：36例患者皮瓣全部成活，切口ⅰ期愈合，手术瘢痕轻微﹑睫毛无缺失﹑无倒睫﹑睑缘圆滑无切迹畸形。

A machine component comprising: an elongated base plate with side edges, a linear actuator assembly having two parts which can move away from and toward each other, first mounting means on said base plate, said mounting means supporting one part of said assembly, a slide plate rectangular in cross-section and having parallel straight side edges, two elongated guide members each having a rectangular slot adapted to slidingly receive the edge of the slide plate, each elongated guide member including a lowerpart and an upper part and means for securing them together, the lower part having means for attachment to the base plate, said rectangular slot having (1) a first side wall adjacent to and parallel with the base plate, said first side wall being definedby a surface of said lower part,(2) a second side wall defined by a surface of said upper part, and (3) a bottom wall defined by a surface of one of said upper and lower parts, the upper and lower parts having oblique mating surfaces such thatlongitudinal meovement of one part with respect to the other causes the parts to separate from or approach each other in a manner to change the width of said slot, and second mounting means establishing a connection between the slide plate and the other part of said assembly.

有一长条形底座与身边的边缘，一个线性驱动器装配有两个部分，可以离开，彼此之间，首批意味着在说底座、说安装方式支持之一说总成，一个矩形截面板、平行直边棱、两种细长的引导会员都有一个矩形槽适应slidingly收到边缘的细长板，每一个lowerpart引导会员包括一个上方和手段，确保他们在一起，下方附件的方式，在底座，说矩形槽有(1)第一次侧墙毗邻，平行底座，一边说：definedby墙表面说下方，(2)第二次侧墙表面的定义，并说上方(3)底壁由一个表面的上部和下部零件，说上部和下部阀部件表面的thatlongitudinal拥有斜meovement这样的一部分的原因部分可以分离或接近对方的方式来改变宽度的槽，第二次安装方式，建立连接板之间，另一部分说总成。

Based on the analysis of physics course of heat transfer, the mathematical model of single-phase flow in the rectangular narrow channel is proposed. And the boundary conditions are given to get the unique numerical result. The finite volume method is used to found the discrete scheme of equations. According to the flow of SIMPLER arithmetic, the computing program is developed and the correctness of program is validated.Then the program is used to solve the problem of flow and heat transfer in rectangular narrow channel.The stable two dimension velocity and temperature fields in rectangular narrow channel and plate fuel are obtained.

在明确窄缝流道及燃料板换热物理过程的基础上，建立了描述矩形窄缝内单相流动与换热问题的数学模型，并给出了合理的边值条件；然后利用有限容积法对方程进行离散，根据SIMPLER算法的流程编制了模型求解程序；在验证程序正确性的基础上，对矩形窄缝流动与换热问题进行了求解，得到了矩形窄缝流道和板状燃料元件内部温度场、速度场的二维分布。

The purpose of this paper is to extract the coupling matrix of generalized chebyshev filter, model the four-port rectangular junctions, multiple-stepped rectangular waveguide bend and T-septum rectangular waveguide junction by full-wave methods and design generalized chebyshev filters and diplexers. The main works are as follows: 1. Systematically research on the theory of generalized chebyshev filters The generalized chebyshev filters are based on the all-coupled model.

本文主要目的是研究广义切比雪夫滤波器拓扑结构、物理结构上可实现的耦合矩阵提取及其特性分析和基于模式匹配法全波建模四口矩形结、多阶梯矩形波导弯头、T—scptum矩形波导接头，最后，设计了一系列高性能的滤波器和双工器。

This kind of projection is principally used in delineating buildings or machinery, in which the principal lines are parallel to three rectangular axes, and the principal planes are parallel to three rectangular planes passing through the three axes.

这样的投影主要用在画建筑物或机器的轮廓上。

A small, rubber-headed hammer used in examination or diagnosis by percussion.

叩诊槌用在通过''。'振荡'。''所作的检查或诊断中的橡皮头的''。'小'。''槌

Affixes are limited in number in a language, and are generally classified into three subtypes, namely, prefix, suffix, and infix, depending on their position with reference to the root or stem of the word.

语言中词缀的数量总是有限的，根据它们跟词根或词干的相对位置，一般可以把词缀分外三小类：前缀，后缀和中缀。