查询词典 iteration method

The optimization method is an effective tool in back-analysis of displacements of roadway, choosing the bad iteration method will lead to many problems, such as slow constringent speed, bad stability of solutions, local minimization. The globally optimal solution cant be found out.

最优化方法是进行巷道位移反分析的有力工具，如果优化迭代方法选择不当，将导致迭代过程收敛缓慢、解的稳定性差、陷入局部极小值等问题，不能保证搜索到全局最优解。

A test-potential method and a mean radius-screened charge loop iteration method are utilized to find the screened charges in the relativistic and the non-relativistic screened hydrogenic models.

利用试验势法和平均半径－屏蔽电荷迭代法研究基于解析势的相对论和非相对论屏蔽类氢模型。

It is proved that Newton iteration method is still quadratically convergent under a weak condition, and a new point is added to Newton s method , i.

本文讨论求解非线性方程的牛顿法，证明牛顿法在一个弱条件下仍保持局部二阶收敛性，给出牛顿法的一点改进，即一个不带导数的单参数的二阶收敛的迭代法，而且分别得到这两种迭代法的收敛因子，最后进行数值实验

Firstly, a homogeneous Harnack inequality as well as a maximum principle of nonhomogeneous subelliptic p-Laplace equations is proved by improving the classical Moser iteration method. The optimal estimate of m is also obtained through log |log| method.

首先改进经典的Moser迭代方法，证明了非齐次次椭圆p-Laplace方程的极大值原理和齐次Harnack不等式，并利用log |log|方法给出了不等式右端指数m的最佳上界估计。

Thus,this final move within an iteration disqualifies the method of Davies, Swann, and Campey as a direct search method by our characterization.

因此，叠代的最后一步使我们不把Davies ，Swann和Campey的方法作为直接搜索法来描述。

Moreover, based on routine research method on abutment stability, non-linear finite element iteration method is put forward in this paper, which is applied in the analysis of abutment stability of Shuanghe arch dam successfully at the same time.

此外，本文在前人研究的常规坝肩稳定分析方法的基础上，提出了非线性有限元迭代解法，并应用于双河拱坝坝肩稳定分析。

Moreover, based on routine research method on abutment stability, non-linear finite element shear strengthes reducing by step iteration method is put forward in this paper, which is also applied in the analysis of abutment stability of Tengzigou arch dam successfully.

在此基础上，介绍了非线性有限元强度折减迭代解法，探讨了复杂地基上拱坝整体稳定安全度的评价方法，并应用于藤子沟拱坝稳定安全度评价。

Heavy haul train ; nonlinear oscillation ; Newmarkβ method ; equilibrium iteration method ; draft gear ; hysteretic characteristic

重载列车；非线性振动； Newmark-β法；平衡迭代法；缓冲器；迟滞特性

The numerical results can be transfered to plane and solid figures by one of the programs.(2) In this papes, a thorough new method-the iteration method of field is devised for three-dimensional dielectric objects.

本文用不同方法研究了多种实用天线以及用于天线的FSS的电磁散射及雷达截面，并进一步研究了实现低RCS隐身天线特性的技术途径。

In modeling of a turbo charged diesel engine,the fill empty method is used to avoid iteration calculation that appears in quasi steady method,and still requiring reasonable computation capacity.

使用容积法建立涡轮增压柴油机模型，可以避免准稳态法中流量和压力关系的迭代计算，同时对计算量的要求又在合理的范围内。

The French are not suggesting a new EU treaty, but they have plenty of other wheezes.

法国人并不是在建议签署一个新的欧盟条约，但他们有许多其他的阴谋。

This letter was written by my brother.

这封信是我弟弟写的。