查询词典 motion equation

This method is to compare the general motion of a rigid body with the force systems in space and the central axis equation of the force systems in space has been derived beforehand.

本文在此基础上，继续了这一工作，具体地给出了螺旋轴上每一点的矢径及坐标所满足的矢量方程和标量方程，即中心轴方程。

In this paper, Lagrange function and a Hami quantity are used to develop the equation of motion for a non-inertial system in the presence of central force field.

采用拉格朗日函数与哈密顿量来讨论非惯性系统在有心力场存在时的运动方程。研究结果表明，这一方法远比通常方法简单、方便

The dynamic equation of motion chain is a group of high non-linear differential equations, the solution is difficulty.

锚泊线的运动方程是一组高非线性的偏微分方程组，求解困难。

The stability condition of the steady-state motion is got from the roots of the characteristic equation.

并指出多数情况下还要借助数值方法来讨论有关特征方程的特征值问题。

With the help of the linearization theory and variable exchanges , the characteristic equation is derived about the steady state motion of the system .

对于系统的铅垂稳态运动，采用线性化理论和适当的变量代换导出了系。。。

An exact solution is derived for the equation of motion of a charged particle driven by an electrostatic wave.

1引言中作一维运动，E0为静电波电场的幅值。

In the framework of classical Newton mechanics, the equation of motion for the probability distribution is reversible.

在牛顿力学的框架下，几率分布的运动是可逆的。

Then, the kinematic model is modeled and the mobility is discussed in the paper. And the motion condition equation of the robot is gotten in sequence.

然后，建立了机器人的运动学模型，并讨论了机器人的移动性问题，得出机器人存在运动的条件。

Based on the equilibrium equation of an arch element the cubic nonlinear dynamic model with second order is established and the nonlinear differential dynamic system without constant term is obtained through a transfer process of T=U+b. Hence three fixed points and the homoclinic orbits are found. The critical condition of the chaotic vibration of the elastic arch is given by using the method of Melnikov function. The numerical results of the stationary and chaotic motion are given and discussed.

首先利用拱的单元平衡方程建立了拱的二阶三次非线性动力学模型；然后通过变换使方程转化为不含常数项的非线性微分动力系统，并由此得到无扰动系统的3个不动点与同宿轨道；再用Melnikov函数法给出了发生混沌的临界条件；最后给出了该系统出现定常运动和混沌运动的数值结果。

Thirdly, by applying Frenchet derivative analysis, the iteration formula is derived to solve the constrained functional minimization problem, essentially the formula is a level set equation, in which the motion velocity of the level set is the shape sensitivity of material interfaces.

为了有效处理违反约束，这里还提出了在违反约束水平集的负法凸锥内构造水平集的法向修正速度的返回映射算法，它可以方便地处理多材料、多约束和含有非设计域的结构设计问题，使初值给定容易。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。