微分的例句大全

In this article, We give several kinds of special differential equations and obtain solving methods, generalized Bernoulli equation.

本文给出了几类特殊的常微分方程并提供了求解方法，推广了伯努利方程。

In this paper, the methods of variation of parameters for salving the Vacco dynamical equations are given.

本文使用全微分法和常数变易法，从不同角度给出伯努利方程通解的公式。

The method solves an algebraic equation instead of a set of nonlinear differential equations to find the two initial conditions for the periodic relative rotating orbits for any eccentric orbit with nonlinear relative motion.

该方法不用求解非线性相对运动微分方程，只需解一个一元二次代数方程，就可给出任意偏心率和非线性条件下，两个具有明显物理意义的周期性相对运动初始条件。

The increase of the area of the inner surface can be considered as Heaviside step function, its derivative is Dirac delta function.

内表面的增加可以用Heaviside阶梯函数来描述，它的微分为Dirac函数。

The differential quadrature method ( DQM ) is extended to solve the natural frequencies of pipe.

采用微分求积法求解输流管道的固有频率.

With double-negative metamaterials constructive relation, we deduce the differential equations that describe characters wave in DNG.

由双负介质的本构关系出发,利用时频转换关系, 推导出了描述双负介质中场与流的微分方程组.

Existence of positive solutions of BVP for second order IDE with fixed moments.

二阶脉冲微分方程边值问题.

The differential circle flow process is taken to produce trichloroisocyanuric acid.

微分环流技术生产三氯异氰尿酸,工艺集成度较高.

This paper given the formula of solution for nonhomogeneous linear differential equation with constant coefficients.

给出了常系数非齐次线性微分方程特解的一种新的公式化求解方法.

CalTech have also published some excellent information on their own PDE research.

加州理工学院也纷纷发表自己的偏微分方程研究的一些优秀的信息。

Then Galerkin's method is used to discrete the dynamics equations into ordinary differential equations.

采用伽辽金法离散,将动力学模型转化为常微分方程组.

Based of BAW formula, we elicit a new approximation formula.

本文就在BAW公式的基础上，修正了BAW公式，利用微分方程的解法，得出新的近似解析解的计算公式。

A study of differential game optimal guidance laws for Air-to-Air Missiles

空-空导弹微分对策最佳导引律的研究

Flow function and stress expressions constitute the inverse problem of partial differential equations.

考虑流量函数和压力的表达式构成的偏微分方程反问题。

A special method of Fourier transform for a kind of functions, say, step function, Ramp function and other functions that can be turned into impulse functions by differentiation is described in this paper.

讨论了阶跃函数、斜升函数和经多次微分后能得到一系列冲击函数的特殊函数傅里叶变换的求解方法。

A Numerical Differentiation Method for Period Function with Noisy Data

一种带噪声的周期函数数值微分方法

By using exterior differentiation and inverse method, exact stationary solutions of strongly nonlinear MDOF systems subject to Gaussian white noises are obtained, which are generally independent of energy.

在精确平稳解方面，本文利用外微分方法和逆解法得到多自由度强非线性随机系统的具非能量依赖的精确平稳解。

Parameter estimation of measurement systems based on numerical differentiation

数值微分的测试系统参数估计

In this paper characterstic function of optics was studied and property of symplectic structre was deduced from the characteristic function by using the opertion of exterior differentiation.

本文研究光学特征函数，利用外微分运算，由光学特征函数导出了光的辛结构性质。

In this paper, a method of global numerical differentiation is given.

本文提出一种整体数值微分方法。