查询词典 approximation

What they need is an approximation or even a semblance of normalcy.

他们需要的是尽量保持正常甚至是看上去正常。

Used traditional measurement equipment and a new method-optimal approximation between measured and numerical calculation values, the coefficient of thermal conductivity of cornea was measured. It can be expressed by the equation of λ=0.10395+2. 75156×10〓t.

本文在不改变现有传统测定设备的前提下，采用一种新方法—通过数值计算角膜表面温度变化规律与实测值之间的最佳逼近，确定物体变物性导热系数的参数估算方法，对角膜的导热系数进行了测定，在角膜冻干的温度区间内，角膜的导热系数可近似地表示为λ=0.10395+2.75156×〓。

Function approximation, by fitting numerical analysis operations function fitting image.

函数逼近，通过拟合进行数值分析运算，拟合函数图像。

It is derived by the origins of numerical approximation integration and introduces some important methods of numerical integration in detail in the dissertation.

本文从数值近似积分问题的产生出发，详细介绍了一些数值积分的重要方法。

In the thesis, we study the applications of algebaric approximation in numerical mathematics, especially in the numerical solution of differential equations.

本文着重研究代数函数理论在计算数学领域中的问题和应用。

A series of numerical examples show that the approximation results by these perturbation methods can reach well precision.

通过数值算例表明了通过这些摄动法求得的近似解都可以达到很好的精度。

The concept of adiabatic approximation and adiabatic invariant came from research on obit deformation in classical mechanics.

然而一直以来，物理学界对QAT的适用性问题上都存在一些模糊的认识。

We also know that ArcSin is an odd function and therefore the second order term B*X*X is of no use in the approximation.

我们也知道 ArcSin 是一个奇函数，因此二次项 B*X*X 在近似中没有用。

The method of calculating the perturbed Chebyshev-Padé approximation is proposed for not only the general situation but also some special cases, i.e., an odd function and an even one.

提出了一种新的带有扰动的Chebyshev-Padé逼近，它依赖于一个扰动参数，其优点在于：它可以通过调整扰动参数来提高逼近的精度。

The theory frame of wavelet approximation for the solution of ODE is put forward.

提出了微分方程解的小波逼近的理论框架。

"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。