查询词典 approximation

There are two parts in this dissertation. In part one, the reaction scattering for the H〓 system is studied using three-dimensional quantum mechanical coupled channel distorted wave approximation.

本文分两部分：第一部分用三维量子力学耦合通道扭曲波方法研究了三氢系统的反应散射；第二部分提出了一种原子与双原子分子相互作用的。。。

This paper introduces the Taylor formula of one dollar and multi-definition, then the proof of the value from the formula, respectively, that inequality in the value of derivatives is estimated that about industry estimates, demand infinity limit, the median point of the limit function limits, approximation, function equations and so on Taylor formula to do the induction.

本文首先介绍了一元和多元泰勒公式的定义，然后分别从证明中值公式，证明不等式，导数的中值估计，关于界的估计，求无穷远处的极限，中值点的极限，函数的极限，近似计算，函数方程中的应用等方面对泰勒公式的应用做了归纳。

In this paper, a practical example was offered to analyze the feasibility of the new method by making use of saddlepoint approximation algorithm.

在此基础上，采用鞍点逼近算法进行了算例分析。

With the method of digital approximation, the zoom range of this optical system which meets two basic requirements is calculated out.

在此基础上，通过数值逼近的办法计算了该光学系统在外加电压作用下满足以上两个基本要求时可以达到的变焦范围。

We analyze and compare the advantage and the weakness of these two algorithms, and apply the second method to the approximation of tensor product offset surface.

文中分析和比较了这两种算法的优缺点，并将第二种方法推广应用于求张量积等距曲面的逼近。

Using nerve lengthening apparatus and suitable method of approximation,effective sciatic nerve lengthening can be done.

应用神经延长装置，采用合适的连接方法，可有效的延长周围神经，修复神经缺损。

Varnhorn applied the method of approximate approximation to functions which are defined on compact intervals and investigated the error.

Varnhorn给出了一维紧区间上函数的近似逼近方法，而且还可以控制近似逼近的截断误差。

We study a kind of efficient approximation method: maximum entropy method for multiobjective minimax problems from the point view of numerical computation.

本文从数值计算的角度对求解多目标minimax问题的一种有效的逼近方法：极大熵方法进行了研究。

Simulation results obtained using both artificial and real data show that the estimation performance of the proposed method is a good approximation of the unknown function and the computation complexity is significantly reduced.

最后对人工和实际的样本进行了试验，结果说明了线性规划支持向量回归能较好地逼近被估计函数，且计算复杂度明显降低。

We investigate the scattering properties of periodic arrays of nanoholes in thin gold films by using the method of discrete dipole approximation.

利用离散偶极近似的方法，对具有周期排列纳米孔金薄膜的散射光学性质进行了研究。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。