The generalized slip-line theory is advanced, which develops the classical slip-line theory and can be used to solve all two-dimensional problems and axisymmetric plastic deformation problems.
提出了广义滑移线法,将经典滑移线理论拓展到能求解所有二维问题和轴对称塑性变形问题;
And we'll make it a two-dimensional problem, because we have seen only one-dimensional problems now.
它是一个二维问题,因为我们已经发现,目前,它只是一维的。
The theories of both two-and three-dimensional problems were developed and have been applied to the analysis of the engineering problems in the mining operations.
阐述了二维和三维空间问题,并结合具体工程实例进行了计算分析,理论值与实测结果二者相吻合。
Two-dimensional stock cutting problem can be settled by solving two one-dimensional knapsack problems, this paper presents a new algorithm based on the ant colony optimization idea.
基于一维问题的蚂蚁算法,本文将二维矩形件排样问题转化为一维背包问题,然后进行求解。
In Chapter 4, several problems are involved in linear codes over finite fields with two dimensional modulo metrics.
在第四章中,考虑在两种二维距离之下有限域上线性码的几个问题。
The paper considers the plane elastic problems of dodecagonal system in two dimensional quasicrystals.
研究了十二次对称二维准晶的平面弹性问题。
Rectangular stock cutting is the most applied problem in two-dimensional stock cutting problems which are widely existed in industrial application field.
在工业应用领域中存在大量的二维下料问题,其中应用最多的是矩形件下料问题。
A pair of dual integral equations can be obtained often by solving electromagnetic wave diffraction problems in two dimensional case.
在解二维电磁波衍射问题时,经常导出一对孪生积分方程。
By applying two dimensional tidal equations, problems in tidal simulation of Bohai Sea and Huanghai Sea have been solved.
利用二维非线性潮波方程组,讨论了渤黄海主要分潮(全日潮、半日潮及浅水分潮)数值模拟中的有关问题。
The application of the Natural Element Method (NEM) to problems in two-dimensional elastostatics is presented.
介绍自然单元法(NEM)在处理二维弹性力学问题中的应用。
For two dimensional inverse electromagnetic field problems, the range of movable points is extended by use of high order finite elements.
本文在优化区域边界的二维电磁场逆问题中,应用高阶有限元,增大了可变动节点的变化范围。
This article deals with some problems which occur during implementing two-dimensional FFT with the general-purpose digital computer.
本文讨论了在通用数字计算机上实现二维fft算法时所遇到的若干问题。
In this paper the improved FD-TD method is presented for modeling the edges of perfectly conducting objects accurately when analyzing and computing the two-dimensional scattering problems.
本文针对一般fd - TD方法分析计算二维理想导体散射问题所遇到散射体边角处难以精确处理的缺点进行了改进。
The rectangular cutting problem is a branch of the two-dimensional cutting problems.
矩形件排样问题,是二维下料问题的一个分支。
It is usual to resort to two-dimensional arrays in areas of severe noise problems.
在噪音干扰问题严重的地区通常求助于二度组合。
The finite-difference frequency-domain method with multifrontal algorithm is presented for two-dimensional cylinder scattering problems.
引入多波前算法,提出了结合频域有限差分法分析二维柱体的电磁散射问题。
The three basic problems of two-dimensional (2-d) hidden Markov models (HMMs) are studied, including probability evaluation, optimal states and parameter estimation.
研究了2维隐马尔可夫模型的三个基本问题,包括概率评估问题、最优状态问题和参数估计问题。
Then, the paper essentializes the two key problems in the course of building a three-dimensional monitor network: the optimum geometrical graph and the precision distance surveying.
同时,简要分析了建立高精度的测边三维监测网的两个关键问题,即最优构形和精密光波测距。
The two-dimensional cutting problems of rectangular and irregular blanks have been studied intensively, but the cutting problems of circular blanks have drawn little attention.
本文研究的是圆形件排样问题,是二维下料问题的一个分支。
The algorithm for constrained two dimensional cutting stock problems is modified to generate cutting patterns. The algorithm is described in detail and a method of th...
本文对两维约束排样算法进行修改,使之能生成所述排样问题的切割方式。
At the same time, we introduce a kind of two dimensional inverse heat conduction problems which do not convect with outer space in doing the compression, and we have got the expected result.
同时将一类与外界无热交换的二维逆热传导方程应用到图像压缩中,并取得了预期的效果。
Then the log-transformed binomial lattice extension for two-dimensional option problems is selected as the numerical computing method and the computing model is set up using MATLAB software programme.
然后选用两变量对数转换的二项式网格方法作为数值求解算法,借助MATLAB软件编程建立起计算模型实现了上述的算法。
Divided by two parts, this paper mainly discusses the diffraction problems of one-dimensional heat flow equations.
本文分为两个部分,主要讨论了一维热传导方程的绕射问题。
The crystallographic problems of two-dimensional crystal, such as the matrix expression, the symmetry and the systematic absence law of the crystal's X-ray diffraction, are studied.
对二维晶体的矩阵表示、对称性及其对X射线衍射的系统消光规律进行了研究,得到并证明了二维晶体的矩阵表示的二个定理和二维晶体对X射线衍射的系统消光定理。
Cutting and Packing Problems are widely occurred in the area of stock-cutting, two-Dimensional layout design and three-Dimensional layout design of many industries.
裁剪与装填问题广泛存在于各行业的材料剪裁、平面布局设计及三维布局设计等方面。
This form of parallelism also can be applied to other two-dimensional initial boundary value problems.
这种思想也可用于求解其它方程的二维初边值问题。
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.
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。
This thesis put forward an idea of using the heuristic algorithm and neural networks to solve the two-dimensional irregular nesting problems.
本文提出一种用启发算法和神经网络法相结合的算法解决二维不规则零件的排料问题。
The finite-difference frequency-domain method with preconditioned conjugate-gradient technique is presented for two-dimensional cylinder scattering problems.
本文引入预条件共轭梯度法,提出了结合频域有限差分法结合分析二维柱体的电磁散射问题。
The finite-difference frequency-domain method with preconditioned conjugate-gradient technique is presented for two-dimensional cylinder scattering problems.
本文引入预条件共轭梯度法,提出了结合频域有限差分法结合分析二维柱体的电磁散射问题。
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