近似解的计算是极其繁重的工作。
The computation of approximate solutions was an extremely laborious task.
对于求近似解来说，它们却好用得多。
用逐次近似法寻求混合系统的近似解。
The iteration method is applied to seek the approximate solution of the hybrid system.
我们可以利用这个结果求出近似解的界限。
We can use this result to establish bounds on approximate solutions.
利用同伦分析方法，得到了该模型的近似解。
Using the homotopy analysis method, the approximation solution is obtained.
在时间单元上用拉格朗日插值函数构造近似解。
In each time element, approximate solution is constructed by the Lagrangian interpolation functions.
研究结果表明：近似解耦方法有一定的适用性。
The results show that the approximate decoupling method can be applied in certain cases.
这个算法可以快速地得到这种延误问题的近似解。
The new algorithm can get an approximation solution for the scheduling quickly.
本文给出有限长径向轴承雷诺方程的一种近似解。
This article brings forward an approximate analytical solution to Reynolds equation for finite journal bearings.
本文就机床主轴箱的瞬态温度分布提供一个近似解。
This paper presents an approximate solution of instantaneous temperature distribution of the headstock.
应用三角剖分、引入面积坐标来求出方程的近似解。
The triangular elements and area coordinates are used to solve the numeric solution.
在求得其近似解后，着重讨论其扰动磁场的时空分布。
After giving their approximate expressions, we focus on the space time distribution of perturbation of magnetic field.
要利用这种近似解来模拟大爆炸在以前是不可能实现的。
The kinds of approximations needed to, for example, simulate a firestorm, were in the past computationally intractable.
进一步指出了高斯光束作为波动方程傍轴近似解的条件。
Furthermore, the conditions have been given that Gaussian beam is a paraxial approximation solution of the wave equation.
本文主要就模糊目标规划问题的模型和近似解进行了探讨和研究。
In this paper, the models and approximate solutions of fuzzy goal programming problem were discussed.
在适当的条件下，较简捷地得出了这两类非线性波方程的近似解。
Under appropriate conditions, the approximate solutions for two nonlinear wave equations are obtained simply and conveniently.
给出了求解具有周期边界条件色散方程近似解的交替分组迭代法。
The alternating group iterative method for the dispersive equation with periodic boundary condition is presented.
通过合理控制计算量，得到了微分方程近似解的局部截断误差的估计。
The local truncated error estimation of the approximately solution could be obtained with reasonable computational cost.
二次近似解达到薄壳理论所具有的精度，一次近似解也具有足够精度。
The second approximation of the solution is of the same accuracy as theory of thin shells, and the first approximation is also sufficiently precise for engineering computation.
针对梯度功能压电复合材料球壳热弹性响应提出了简单而精确的近似解。
A simple and accurate approximate solutions of thermoelastic responses of functionally gradient piezoelectric composite spheres is developed.
处理孔缝边界时，用级数展开和积分方程得到金属拐角处电磁场的近似解。
For dealing with the electromagnetic fields near edges, an approximate scheme is developed using the series expansions and integral equations.
借助于型参数，通过变换动量积分方程，得出动量损失厚度近似解的表达式。
By type factors and transitional momentum integral equation, the approximate expression of momentum thickness is presented as well.
对带色散项非线性控制方程进行了研究，用“参数微分法”，得到其近似解。
This paper studies nonlinear wave equation with dispersion items, reaching an approximate Solution in the method of Parameter differentiation.
并证明了如下结论：用这个方法得出的近似解，当阶梯数趋于无穷时趋于真解。
The following result is proved. The approximate solution by this method approaches the true solution if the number of the steps approaches the infinity.
本文用解析法和有限元法分析了连续多支承压杆的稳定性及其近似解与精确解。
This paper analyzes the stability of continuous and multi-support compressed pillars using analysing method and finite element method.
认为电场中带电谐振子用定态微扰的方法不仅可以求近似解，也可找到其精确解。
Point that we not only find the approximate solution by using the perturbation method, but also can find the precise solution.
本文试图在时域范围内寻找一种近似解耦方法，称之为输入-输出能量解耦方法。
This paper tries to seek an approximate decoupling method in the time-domain framework. It is called as an energy decoupling method.
蒙特卡罗方法是一类通过随机变量统计试验，随机模拟以求得问题近似解的方法。
Monte Carlo simulation is a method of random simulation, random sampling or statistical testing.
蒙特卡罗方法是一类通过随机变量统计试验，随机模拟以求得问题近似解的方法。
Monte Carlo simulation is a method of random simulation, random sampling or statistical testing.
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