探讨了以新方法为基础的塑性力学问题近似数值算法，实例表明，这一近似算法有较好的实用性。
An approximate numerical method of the new method is studied in this paper. Example shows that the approximate method is of a good future.
价值可以是近似值或由正式的评估机构提供的报告，因为机构将会给出尽可能准确的数值。
Values can be approximate or may be determined by wayof a formal valuation, as they should be as accurate as possible.
根据数值计算结果，提出一个计算束半径的近似公式。
According to the results of numerical calculation, the proximate formula of estimating radius of the beam was developed.
分别应用平面近似法和积分方法推导出在散心爆轰的数值模拟中，人为粘性系数和空间步长之间的匹配关系。
The matching relation between the viscosity and the mesh size was obtained using planar approximate method and integral method in the numerical modeling of divergent detonation.
从严格数值结果与近似公式的对比发现，对共振滤波器的旁带反射率，可以用普通薄膜光学的反射率公式进行非常直观方便的讨论。
Comparing rigorous numerical result with approximate formulae, we find that the reflectance formula of general thin optics can easy straight calculate the side bands reflectance of resonance filter.
利用本地正交函数法，基于标量近似的理论对方形格子光子晶体光纤的特性进行了数值模拟。
Based on a scalar approximation, the properties in square-structured photonic crystal fibers are simulated numerically with localized orthogonal function method.
数值结果表明，在先验知识满足的条件下，近似最优参数法所找到的正则化参数是对最优正则化参数的较合理近似。
Numerical results show that 'near optimal' parameter can be considered as an acceptable approximation of optimal regularization parameter with available priori information.
从指数分布的数值例子看，有较好的近似效果。
The numerical example of exponential distribution implies that the approximation effect is good.
两相流不稳定性理论分析方法可以分为两大类：一类是数值解析法，另一类是近似分析法。
Theoretical approach of two-phase flow instability can be divided into two categories: numerical analysis and approximation analysis.
数值散射是辐射传递方程近似算法中最常见的离散误差。
Numerical scattering is one of the most common discretization errors in the numerical method for radiative transfer equation.
首先从耦合模方程出发，比较了数值分析结果与小信号近似分析的结果。
Firstly, the comparison of numerical analysis results and the small signal analysis results is given based on the coupled mode equation.
同时，运用叠加原理得出了近似算法并与数值计算方法进行对比研究。
Subsequently, the approximate arithmetic making use of superpose principle is researched in contrast with numeric arithmetic.
讨论了塑料注射成型流动过程分析中熔体前沿喷泉效应的近似处理方法和数值分析方法。
The methods of approximate treat and numeric analysis for melt front fountain effect in the flow analysis of plastic injection molding was discussed in this paper.
大量的数值试验表明该近似算法性能良好。
Many numerical tests show that the fast approximation algorithm has very good performance.
讨论参数曲线近似弧长参数化的数值方法。
In this paper, a numerical method is presented for nearly arc length parameterization of parametric curve.
其次，在数值求解该组方程的过程中，未知函数裂纹表面位移差被近似为位移差的基本密度函数与多项式之积。
Then these equations are solved numerically by approximating the unknown displacement difference to a product of the fundamental density function and polynomials.
研究方法有数值法和近似解两种。
The methods of research are numerical analysis and approximate analytic solution.
本文采用近似因式分解(AF 2)方法，数值求解二元跨音速小扰动速势方程。
An implicit approximate factorization scheme (AF2) is employed in this paper to obtain the numerical solutions of TSD and TSTD equation.
数据来源于第谷星表，100光年以外的恒星则采用非常近似的数值。
This is taken from the Tycho catalog and for stars further away than 100 light years or so should be taken as a very approximate figure.
采用求解地壳单层密度变化的一般公式，导出其平面近似公式并给出了相应的数值计算方法。
By use of the common formula for solving the time variations of the crustal density, the approximative plane formula is derived and its numerical calculation method is given.
在此基础上，对采用基尔霍夫近似进行自仿射分形随机表面的散射光场数值计算的精确程度进行了研究。
Then we study the accuracy of Kirchhoff's approximation in the scattering of light field from the random self-affine fractal surface.
循环经常被用于进行数值运算的程序中，这种程序往往是有一个近似值作为初始值，然后逐渐迭代去改进以接近真实值。
Loops are often used in programs that compute numerical results by starting with an approximate answer and iteratively improving it.
讨论了新的近似式计算值与温度积分数值积分结果的偏差。
And its deviation from the values calculated by numerical integrating was discussed.
数值结果表明：在隐式一阶多项式近似下，对合适的反应性输入能够取得足够精确的结果。
The numerical results show that for reasonable reactivity inputs, a sufficient accuracy can be achieved in first order polynomial approach presented here.
本文对于矩形区域上某一内点为奇点的奇异积分的近似计算给出了优化中心数值算法，它在迭代计算过程中避免了函数值的重复计算。
This paper presents an optimum numerical algorithm of center rule for the approximate evaluation of singular integrals over rectangular domains with a inner singularity.
但在聚合体存在的情形下，函数参数的数值不同于在均场近似下由经典朗道理论所得到的数值。
However, the values of the parameters of the function are different from those derived using the classical Landau theory based on the mean field approximation.
推导了平均第一通过时间（MFPT）方程，并在弱噪声和短相关近似下，得出方程的解； 通过数值分析阐明了平均第一通过时间和噪声关联时间之间的联系。
With the aid of the projective operator technique, an integro-differential equation for the porbability density and an approximate equation for the mean first-passage time (MFPT) have been derived.
基于标量近似理论利用有效折射率方法对低空气填充率的光子晶体光纤(PCF)的色散特性进行了数值模拟。
Basing on scalar approximation the dispersion property of photonic crystal fibers (PCF) with lower air filling fraction are investigated by an effective index approach in this paper.
利用空间坐标变换法，得出弯管状屏蔽体的曲面方程式，用精确解析解取代了常用的数值近似解。
The camber equation has been established by means of space alternate coordinate; the numerical approximate calculation is replaced by accurate calculation.
利用空间坐标变换法，得出弯管状屏蔽体的曲面方程式，用精确解析解取代了常用的数值近似解。
The camber equation has been established by means of space alternate coordinate; the numerical approximate calculation is replaced by accurate calculation.
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