查询词典 approximate method

This method is superior both in efficiency and accuracy to the existing approximate methods.

这种方法在求解问题的能力及算法的精度和效率等方面均具有优越性，可在其它工程结构中推广应用。

This paper considers one computational method of the eigenvalues' approximate value of the horizontal vibration problem of beam.

本文考虑计算梁横向振动问题的特征值的近似值的一种算法。

The program for the approximate value,using linear interpolation method and qua...

分别用线性插值和二次插值求数的近似值的程序！

The results show that to obtain an approximate value of the phase transition point, using the asymptotic series method not only can achieve high accuracy but also has the great advantage of fast computation.

结果表明：对于求相变点的近似值，采用渐近级数展开法不仅能达到很高的精度，同时还具有计算量小的突出优点。

In this method, two fuzzy logic systems are used to approximate unknown functions, and an error compensator is designed to reduce the influence of approximation error on tracking accuracy.

针对一类非线性系统提出了间接自适应模糊控制方法，该方法用模糊逻辑系统逼近未知函数，并设计误差补偿器来减少逼近误差对跟踪精度的影响。

An approximate arc length parameterization method which plays animportant role in blade modeling is also presented.

另外，本文还分析了建立叶身曲面模型的关键技术，并对其中涉及到的近似弧长参数离散的方法进行了研究。

In Chapter 1, two solutions to the elliptical boundary value problem have been constructed through a monotone iterative process, and they might be identical. In Chapter 2, the author expresses the local solution to the parabolic initial boundary value problem taking advantage of Green function. In Chapter 3, the asymptotic solution to the initial value problem of Duffing equation is obtained and the method for finding the approximate solution to the inverse problem is put forward.This paper is planned with a view to the author's research means.

从研究结果看：第一章通过单调迭代过程构造出椭圆型方程的边值问题的两个解，并且指出二者可能是同一个解；第二章利用格林函数给出了抛物型方程的初边值问题的局部解的解析表达式；第三章中，先对Duffing方程的初值问题写出解的渐近展开式，再对其反问题提出一种求近似解的方法。

By means of the averaging method, the first approximate solution and corresponding solution of the primary parametric resonance was obtained.

应用平均法求得系统主参数共振时的解，分析了发电机组电磁参数对共振特性的影响，揭示了一些新现象。

Firstly, according to this character, primacy central point is detected by the exploring extremum method in the windows of 3×3 pixels. Then, basing on this central point, approximate normal line at ±45°、0°and 90°angle are drew.if the minimums of normal line is at central point and the difference between the minimums and the maximum in the normal line is more than the threshold, this point is considered to the edge point of image.

首先，在3×3象素的窗口中，如果中心值为最小值，则以该点为基础，以±45°、0°和90°方向作为近似法线带，然后判断该法线上的象素最小值是否在切点上（即是否在法线的中心点上），再通过检验切点与轮廓法线上亮度极大值的差值是否超过阈值，来判断切点是否为边缘轮廓上的点。

In Part I, the biharmonic equation are chosen, and the boundary peanlty finite method using piecewise cubic Hermite elements is used to seek their approximate solutions, in particular satisfying the derivative and periodical boundary conditions.

在第一部份里，选择使用片断三次 Hermite元素的边界惩型有限元素法来求解满足边界导数条件和边界周期条件的重调和方程式的近似解。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。