查询词典 mathematical

Though applying the method of common mathematical statistics, the increasing extent of factors of heat resource were resolved by linear asymptote in Escel procedure.

方法］应用常规数理统计方法，一元线性拟合渐近线在Escel程序中解析出热量资源要素增加幅度。

The understanding of the asymptotic behavior of dynamical systems is one of the most important problems of modern mathematical physics.

理解动力系统的渐近行为是研究无穷维动力系统的主要内容，也是当代数学物理的重要问题之一。

At present no mathematical tables could be utilized and no detail characteristics could be known. This paper makes use synthetically of Taylor series expansion and asymptotic expansion of complex argument Fresnel integral and argument transition function and the connections of the two expansions are analysized and found.

本章综合运用了小宗量级数展开和大宗量渐近展开，并且找到了小宗量和大宗量的衔接部，圆满地解决了复宗量菲涅耳积分和复宗量过度函数在整个复平面上的计算机计算问题。

Based on the mathematical model of 4C asynchronism motor, a novel method for modeling and simulation of AC asynchronism motor control system were proposed.

在交流异步电动机数学模型的基础上，建立控制系统仿真模型，并设计实际的数字电机控制器。

The mathematical methods which are usually used to predict the athletic sports are the model of regression and grey model.

在体育理论的研究中，往往是利用回归模型或灰色模型对运动成绩进行预测。

" Orbital Mathematical expression, called a wave function, that describes properties characteristic of no more than two electron s near an atomic nucleus or molecule."

轨道：数学表述，称为波函数，它描述原子核附近的或分子中的原子核系统附近的电子不能多于两个这一特性。

Based on fluid network theory ,the mathematical model of fluid pulsation attenuator was established.

采用流体网络理论方法对流体网络的特点和基本参数法进行分析，研究并建立一种流体脉动衰减器的数学模型，并通过脉动衰减器的阻抗及系统插入损失，对其性能进行研究。

Asymptotic behavior of mathematical ecological models is an important conception with rich connotation,which mainly includes attractability of the solutions,stability,periodicity and oscillation and so on.

数学生态模型解的渐近行为是一个具有丰富内涵的重要概念，其主要包括解的吸引性、稳定性、振动性与周期性等内容。

Equation of Van der Pol is the mathematical model of an audion circuit.

VanderPol方程是三极管电路的数学模型。

In this paper, several mathematical definitions of self-similarity are given, and some of their properties are described. The method of justifying a self-similar process and getting its autocorrelation coefficient (or self-similar parameter) are also discussed.

本文给出了自相似的几种常见定义，描述了该随机过程在数学和物理上的一些特征，并讨论了如何识别一个序列是否是自相似或长相关的以及如何定量分析其相关性强弱的问题。

However it can often be frust ating for a child when people are unable to pronounce their name.

但它往往可以令人沮丧的一个孩子当人们无法断言他们的名字。

All these compounds were obtained from this genus for the first time. Compound, 4-cumylphenol, was a new nature product.

所有化合物均为首次从本属海藻中分离得到，其中4cumylphenol为新天然产物。