求值

But the numerical differentiation process is very sensitive to even a small level of errors. In contrast it is expected that on average the numerical integration process is much less sensitive to errors.

在DQ方法的基础上，本文提出了一种新的方法——基于最高阶导函数插值的微分求积(differential quadrature method based on the highest derivative，简称DQIHD)方法。

Under certain assumptions, the incoming of aircrafts can be abstracted as mathematics model, and the scheduling process can be defined as an optimal value function.

在一定假设条件下，大量航空器的进场行为可以抽象成数学模型，而排序过程可以被定义为一个求最优值的函数。

Analysis of application effect proves that strip flatness error can be well controlled in the scope of 0～3 I in stable rolling condition and close loop feedback control method satisfies the need of high precision control for cold rolling strip flatness. cold rolling ; Clecim AFC system ; multivariable optimum control

本文对国内某厂引进的Clecim冷轧AFC系统的控制原理和控制特点作一介绍，并对实际的板形控制效果进行分析说明。1闭环反馈控制原理Clecim冷轧AFC系统的控制原理如图1所示，板形检测值与目标板形相比较得到板形误差分布，通过多变量优化控制求

In this paper,a new method for estimating the global optimum value in a global optimization problem is proposed .

给出了一种全局最优化问题的全局最优值估计的新方法；该方法通过求一个非线性方程的根使目标函数值逐步减小，因此该方法具有下降算法特征。

This paper presents in detail principal theory used to solve linear unbiased least variance estimation problem using Givens-Gentleman orthogonal transformation without square root computation and applies the theory to three stage-multiarc estimation.

本文详细介绍了利用不求平方根的Givens-Gentleman正交变换解线性无偏最小方差估计问题的基本原理以及这种方法在卫星激光测距三级复弧估计技术中的具体应用，给出了计算估值协方差的一组新的公式。

DLA Fractal dimension has been also obtained using the method of the OWT in this paper.

还用光学小波变换的方法求出了DLA分形的分维值。

Therefore, to the subsample's observation of continuous random parent population, if its material function can not be gotten easily the presented method can be used to approximate its distribution function, and.

因此对连续型随机样本母体中的简单随机子样的观察值，在不易得到其具体分布的情况下，可用此方法来近似求出其分布函数并可达到很好的逼近效果。

Therefore, to the subsample's observation of continuous random parent population, if its material function can not be gotten easily,the presented method can be used to approximate its distribution function,and good approximation effect can be achieved.

因此对连续型随机样本母体中的简单随机子样的观察值，在不易得到其具体分布的情况下，可用此方法来近似求出其分布函数并可达到很好的逼近效果。

Therefore, to subsample"s observation of continuous random sample parent population, if we can"t get its material function easily, or we dont know its density function, we can use this way to approximate its distribution function. And these methods can achieve good approximation effect.

对连续型随机样本母体中的简单随机子样的观察值，在不易得到其具体分布或不知道其密度函数的情况下，可用此方法来近似求出其分布函数并可达到很好的逼近效果。

Expressions are normally comprised of parenthetical expressions, and are evaluated in a certain order (from innermost to outermost, parenthesis first, then multiplication, division, addition, subtraction, et cetera).

表达式就是数学的语言，他们是返回一数据的字符组合，表达式通常是由附加说明的和被求的值在一个命令（来自圆括号里的、乘法、除法、加法、减法等）。

The reasons of iron ions content overproof in grade Ⅱ desalting water system,such as variation water quality,contamination of regenerant , operation adjustment of pretreatment system and switching operation of bed were discussed.

对二级脱盐水系统中铁离子含量超标的原因，如来水水质发生波动、再生剂受到污染、预处理系统操作调整、床体运行切换等进行了论述。

You were hired to drum up new business, so go and do it.

公司雇你招徕新业务，你就做你的事好了。