断面几何特征具有各向异性，单一方向的二维截面分析难以全面描述复杂的断裂表面。
The geometric topography of fracture surface was found to be anisotropic, and it will be not adequate to describe the complex fracture surface with only one single cross section.
基于试样的一个或几个二维截面，结合数字图像处理技术建立二维数值模型进行力学模拟。
Based on one or several two-dimensional cross-sections of specimen, combining with digital image processing technology, two-dimensional numerical model was established for mechanics simulation.
根据二维截面或投影面上的图象参数去推断三维的空间图象参数，提取需要的特征信息并自动地进行处理及输出特征参数值。
Deducing 3-d spatial image parameters according to 2-d section or the image parameters on projecting plane. the required feature informations are extracted and processed.
经过CCD摄像机像面和光切平面之间的空间映射变换及图象处理后，可一次获得被测物的某一个截面的二维轮廓信息。
D figure information of any section was also attained after spatial mapping transformation between CCD image plane and light-section plane.
利用康托·洛维奇-加权残值法求解矩形截面的扭转问题，其实质是将二维问题转化成一维问题，而后采用加权残值法得到问题的近似解。
The problem of torsion with rectangular section by means of Kantorovich MWR method is studied, whose aim is to convert two dimension into one dimension and derives approximate solution with MWR.
本文首先将单梁龙门起重机主梁二维刚性截面放于五种湍流模型中进行数值模拟。
First of all, numerical simulation of two-dimensional rigid main beam cross-section of the single beam gantry crane is carried out with five turbulence models.
从而弥补了以往传统的水压致裂法地应力测量只能测量钻孔横截面上的二维地应力状态的缺陷，扩大了这种测量方法的应用范围。
As the methods have supplied the deficiency of traditional geostress measurement, which can only measure 2d cross-sectional stress of a borehole, its applicable scope is thus widened.
面板数据由于能够从截面和时间构成的二维空间来描述研究对象的动态特征而被广泛应用于经济问题的建模实践中。
Panel data is widely used in modeling on economic problems because it can describe the object's dynamic characters from time and cross-section in two-dimensional space.
医用B超换能器用于产生二维超声截面图。
B-Scan transducers are used to create an ultrasonic two-dimensional cross section view.
首先生成二维网格基面，选取三维场域的最复杂截面进行二维剖分，然后再将二维网格拉伸成三维网格。
A double-dimension grid is formed first, then the choosing complicated cross section is analyzed and last the three-dimension grid is formed by stretching the double -dimension grid.
在这份报告中，我将解决二维泊松方程为通过直接和迭代法上的长棒的横截面中的热分布的稳态方程。
In this report, I will solve the 2d Poisson equation as the steady state equation for the heat distribution on the cross section of a long rod through both direct and iterative methods.
用这种方法可以计算等截面和变截面二维(平面的和轴对称的)可压缩紊流射流掺混的流场分布。
In this way, parameters distribution of two dimensional compressible (Plane and axisymmetric) turbulent jets mixing flow field can be calculated.
计算了二维股骨在外界静载荷工况下3000天的重建，结果与真实股骨截面密度分布非常相似；
In all, A 2-D femur model is calculated for bone remodeling of 3000 days, the results are creditable in good consistence with clinical obervations;
建立跨中截面三维计算模型，比较三维与二维流场数值模拟的异同。
Thirdly, a 3D computation model of the mid-span section deck was established, the similarity and difference between 2D and 3D numerical simulation of flow field are compared also.
建立跨中截面三维计算模型，比较三维与二维流场数值模拟的异同。
Thirdly, a 3D computation model of the mid-span section deck was established, the similarity and difference between 2D and 3D numerical simulation of flow field are compared also.
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