查询词典 exponential function

Furthermore, it is readily reduced to the power law by retaining the first term of the series expansion of the exponential function.

而且通过保留指数函数展开式的第一项简化为指数定律。

In this paper we have shown that if the partial derivative of function f with respect to x is uniformly continuous then total stability of zero solution of system implies uniformly exponential asymptotic stability of zero solution.

本文证明了若系统有一致连续的偏导数，则系统的零解在经常扰动下稳定可推出零解一致指数型渐近稳定。

It includes the exponential function, the trigonometric functions, and the inverse functions of both.

超越函数的值，通常需要无穷多个计算步骤才能求得。

A function description method of synergies among the human joints was proposed by using trigonometric and exponential functions.

利用三角函数和指数函数，建立了人体关节角度之间协调元的函数描述方法。

The non-isothermal kinetic data were analyzed with the Achar equation, Coats-Redfern equation, Kissinger equation, Flynn-Wall-Ozawa equation and Starink equation.The mechanism function and kinetic parameters of the thermal decomposition in the third step were obtained.The chemical reaction mechanism (F3) controlled the third thermal decomposition process.The apparent activation energy and the pre-exponential factor were 351 kJ·mol-1 and 2.57×10 30s-1 respectively.

采用Achar方程、Coats-Redfern方程、Kissinger方程、Flynn-Wall-Ozawa方程和Starink方程对非等温动力学数据进行了分析，得到了第3步热分解反应的机理函数、动力学参数和热分解反应动力学方程，其热分解反应过程受F3机理控制，表观活化能为351 kJ·mol-1，指前因子为2.57×

The survivorship curve accorded with exponential function and belonged to style Deevey Ⅱ〓.

仙湖苏铁种群存活曲线与指数模型拟合效果更好，属于Deevey Ⅱ〓型存活曲线。

Assuming that the restoring force is the exponential function of the displacement and that the non-linearity is weak, a direct expression is adopted instead of Bouc-Wen differential model. Furthermore, a power series expression by the polynomial of the displacement is educed using Thaler's expandedness.

文中提出采用直接表示形式代替Bouc-Wen的微分模型，在弱非线性情况下，假定滞回恢复力可以表示为相对变形位移的指数形式，并进一步用泰勒展开的方法表示为简单的多项式形式。

Then it studies the operational track and development trend of private investment. At the same time,it also applies the exponential function model that is a non - linea...

同时，引入非线性回归模型之一的指数函数模型，综合应用非线性回归模型的线性化方法和线性回归分析方法，使用了计量经济学软件Eviews3.1和统计学软件SPSS11.5，对民间投资与经济发展的&九大关系&进行实证分析。

Soil-rate exponential function, and the total C lost from the plant material was determined by difference between the soil amended with root material and unamended controls.

土壤利率指数函数和C共计损失从植物材料测定土壤之间的差异修正以root材料和未经控制。

The problem of overflow during the computation of Green's function can be successfully solved by subtracting the exponential term from the modified Bessel functions.

采用将变型Bessel函数的指数项单独列出的方式有效地解决了Green函数计算中的上溢问题。

A backer of an Afghan law that critics say legalizes marital rape has rejected the international outcry as foreign meddling.

饱受批评的一项法律的拥护者说合法化的婚内暴力不会受国际舆论的干涉。

Years ago, a ancient Egyptian fleet went to the Land of punt for seeking a kind of flavor named "myrrh", and aromatic plants which has dense exotic style for the queen Hatshepsut.

3500年前的一个古埃及的舰队到&彭特之地&寻找一种叫没药的香料。