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The average error of fitting and predicting were 1.34% and 1.21% of the actual mean respectively, Model GM(1,1)was better than the Linear Regression and Exponential Curve Model for prediction.

本文还将灰色系统GM(1，1)模型与常见的直线回归模型和指数曲线模型进行了比较，结果表明GM(1，1)模型的预测效果较上述两种模型好。

The optimum models were obtained by non-linear fitting to describe the kinetic processes of adsorption of Cd on four types of soils in Northeast, China. According to the results, exponential equation and exponential function equation were more appropriate to fit the kinetic process than other equations.

通过非线性拟合的方法获取了适宜描述Cd在东北地区土壤上吸附动力学特征的最优化模型，综合来看，指数方程和指数函数方程比较适宜于描4种土壤对Cd的吸附动力学特征。

On the basis of fitting the shell flight-time of anti-aircraft gun by integral exponential, this paper researches into the problem on changing the exponents of the parameter.

在高炮射弹飞行时间整数次幂拟合研究的基础上，用修改参数幂的次数的方法对拟合问题进行了研究。

In using the FDTD method to research the transient process of the overhead line, for the convenience of the time domain convolution, the Vector Fitting method is adopted to expend the frequency domain form of ground return impedance into a sum of finite exponential functions which are easy to be treated and test to be valid.

提出了应用矢量匹配法逼近传输线频变阻抗的时域处理方法，从而解决了时域有限差分法难以处理频变问题的困难。

The outstanding project personnel, have the large-scale production equipment and the consummation examination system, has the CNC computer spring machinery, each kind of import equipment specialized production, the spring, the shrapnel, the crossbow, the extension spring, the back guy, and each kind of specifications feather piece, with each kind of umbrella fitting, may come to attempt the processing with provided samples custom make, Our company momentarily provides for you, the quality is complete, the quality assurance, the price preferential benefit, delivers goods promptly, the service, for many years, we unceasing have opened up a mine enterprising, the product sells the land, and the US, South Korea, Japan, and obtains the customer the affirmation faith.

优秀的工程人员，有大规模的生产设备及完善的检测系统，拥有CNC电脑弹簧机械，各类进口设备专业生产，弹簧，弹片，弹弓，拉簧，拉线，及各种规格的销钉，和各类雨伞配件，可来图来样加工定做，我公司随时为您提供，品质齐全，质量保证，价格优惠，及时送货，之服务，多年来，我们不断的开矿进取中，产品销售全国各地，及美国，韩国，日本，并获得客户的肯定信赖。

Highly efficient and stable method of parameter estimation is built. The fitting degree of extensive extreme value distribution and the extremeⅠ,Ⅱ,Ⅲtype distribution was compared, among which the optimal distribution type are researched.

针对极大似然法参数估计的失效问题，将逐步迭代法推广应用于广义极值分布，建立了参数估计的高效稳定算法，并比较广义极值分布与极值Ⅰ、Ⅱ、Ⅲ型分布的拟合度，研究平均风速的最优分布类型。

Combining the principle of generalized Paretodistribution fitting the tail of a distribution with compound extreme value distribution theory, this paper puts forward Poisson-GP compound threshold distribution model, and gives the results estimated by MLE, CMM and PWM respectively.

论文结合广义Pareto分布拟合底分布尾部的原理与复合极值分布理论，构建Pois(来源：A0e1e1eBC论文网www.abclunwen.com)son-GP复合超阈值分布，并给出了极大似然法、复合矩法和概率权矩法的估计结果。

The main contents of this course include: introduction, extraction of root from an equation, numerical solution of a system of linear equations, interpolation method, the method of fitting of a curve, numerical integration and differentiation, numerical solution of a differential equation, one-dimensional search method of extreme value problem, etc.

本课程包括以下内容：绪论、方程求根、线性方程组数值解法、插值法、曲线拟合法、数值积分与数值微分、微分方程数值解法、极值问题的一维搜索法。

Bring forward a kind of learning algorithm fitting on the base of spline function, because the spline function has good flexibility and quadratic smoothing property, the search problem of network weight functions training can be converted into the resoluting extreme value problem of the plurality function through using spline function to represent network input and link weight functions, thus the PNN can be trained with the help of the existing neural network learning algorithms;④build a kind of learning algorithm base on the alternate of Walsh function, the complexity of network computing can be decreased through using the complete orthogonality of Walsh function corollary.

应用结果表明该算法收敛速度快，稳定性好；③提出了一种基于样条函数拟和的学习算法，由于样条函数具有很好的柔韧性和二次光滑性，将网络输入函数和连接权函数用样条函数的形式表示，可把网络权函数训练的函数寻优问题转换为多元函数求极值的问题，从而可借助于现有的神经网络学习算法训练过程神经元网络；④建立了一种基于Walsh函数变换的学习算法，利用Walsh函数系的完备正交性，可大大降低网络计算的复杂度。

The smooth line lets the entire fuselage be coordinated and be set up a new banner, but when takes up this model of submachine gun can realize that kind facilely good-fitting.

流畅的线条让整个机身协调而别树一帜，而在拿起这款冲锋枪时更能体会到那种轻便合身。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。