平衡位置

用逆转点法时陀螺经纬仪动平衡位置的最或是值N

The most probable value n of the dynamic equilibrium position in gyro-theodolite in the case of reversion method

依据变分原理，采用B样条有限元法，确定曲线变形后的平衡位置。

Based on principle of variation calculus , the basic spline finite element method ( B-spline FEM ) is used to determine the equilibrium position of curve deformation .

因为电子的惯性，它们将冲过平衡位置，并以特征频率围绕它们的平衡位置振荡。

Because of their inertia , the electrons will overshoot and oscillate around their equilibrium positions with a characteristic frequency known as the plasma frequency .

K3C（60）晶体中钾离子的平衡位置

Equilibrium Positions of Potassium Cation in K_3C_ ( 60 ) Crystal

一种具有时滞的Logistic方程的平衡位置与全局稳定性用电导法配合Logistic方程鉴定4个紫花苜蓿品种的抗寒性

Global Asymptotic Stability of a Special Logistic Equation with Delays ; Measurement of Cold Tolerance Based on REC and the Logistic Equation in four different alfalfas

基于平衡位置的Taylor展开，建立了简谐运动下非线性自激力气动力的数学模型。

Firstly , based on Taylor expansion of the equilibrium position , the mathematical model of nonlinear MIAF was developed under harmonic motions .

实验测量了转子在平衡位置的各向位移，并计算出静态时X方向的偏心相对误差为0.28%，Y方向的偏心相对误差为0.42%。

In the experiment the rotor equilibrium displacement was measured and calculated . The relative error of static state X direction bias is 0.28 % the Y direction is 0.42 % .

两相TA配电网零序电流构造方法研究当检流计的读数为零时，电路处于零平衡位置。

Study of Making Zero Sequence Current in Distribution Networks with Two Phases Current Transformers ; When the galvanometer reads zero the circuit is in the null-balance position .

然后采取线性二次型最优控制理论设计LQR控制器，将倒立摆稳定在平衡位置。

And then , a LQR controller based on Linear Quadratic Optimal control theory is developed to keep the inverted pendulum stabilized .

得到四种扫描路径微悬臂自振频率位移随针尖平衡位置的变化，发现等垂直距离路径和径向叠加s1路径在接触点出现微悬臂自振频率位移突变。

Frequency shift versus tip equilibrium position show that the frequency shift increases dramatically or rapidly before the contact point in vertical route and superposition s1 route .

本文研究了具有一般非线性接触率和易感类中具有Logistic增长的SI传染病模型的正不变集、平衡位置以及平衡位置的稳定性。

In this paper , the authors study a SI epidemiological model with nonlinear incidence rate and Logistic growth in susceptible class . The positive invariant set , the equilibrium and the stability of the equilibrium of the model are discussed .

基于一个能量形式的Lyapunov函数设计了倒立摆稳定控制器使得摆趋于上平衡位置，并且使得小车位移和角度都收敛于零。

A stability controller was first designed for inverted pendulums based on a Lyapunov function with the form of energy , the pendulum was then raised to its upper equilibrium position and the cart displacement and angle were both brought to zero .

根据汽轮发电机组轴系的简化模型，对该系统的平衡位置局部稳定性和分岔进行了定性分析，指出对一切正的参数，在参数空间不存在Hopf分岔。

The local stability and bifurcation of equilibrium points of turbine - generator including the shaft torsional oscillations are analyzed . It is obtained that there is no Hopf bifurcation for all the positive parameters in the parameter space .

本文在假定势能函数是Morse函数的情况下，通过计算位形空间的同调群并利用Morse不等式来估计某些质点系的平衡位置的个数。

In the paper the potential functions are assumed to be Morse functions and the number of equilibrium positions of certain systems of n mass points is estimated by calculating of the homology groups of configuration spaces of the systems and Morse inequalities .

采用Theodorsen非定常气动理论构建气动模型，获得机翼在平衡位置附近的非线性颤振方程，并利用v-g法判定机翼颤振稳定性。

Flutter equations are obtained by using Theodorsen 's unsteady aerodynamic theory , then flutter stabilities at various wind speeds are determined by the v-g method .

本文研究了具有非线性接触率和在恢复类中具有分布时滞的SIRS传染病模型的解的存在性、连续性和平衡位置以及平凡平衡位置的稳定性。

In this paper , we study a SIRS epidemiological model with a nonlinear incidence rate and a distributed time delay in the removed class . The existence and continuity of the solutions , the equilibria and the stability of the trivial equilibrium are discussed .

本文给出n维Lotka-Volterra合作系统局部渐近稳定性和全局稳定性的判别条件，并证明该系统正平衡位置的稳定性特征：局部渐近稳定性和全局稳定性是等价的。

In the paper , the criteria of local asymptotic stability and whole stability about n - dimensional Lotka-Volterra co-operation system is given , and the stability characteristics of this system , the equivalence of local asymptotic stability and whole stability are proved .

土壤水的表观或平均活化能是耗费在一个水分子越过两个流线准平衡位置势能垒所需能量，此能垒是速率限制因子，可由Arrhenius方程式计算。

The apparent or average activation energies for soil water is the energy expended by a molecule in surmounting a potential energy barrier between tWo quasi-equlibrium positions along the line of flow , and it is factor of rate-limiting and can be calculated by Arrhenius equation .

车辆稳态曲线通过性能的延续算法在求解曲线情况下的列车（车辆）平衡位置时采用了DEPAR延续算法，大大加快了求解速度。

To determine the equilibrium positions of the vehicle or train on curved tracks , a powerful DEPAR continuation algorithm which can improve the calculation speed obviously is adopted .

应用牛顿拉夫森迭代法确定车辆系统的平衡位置，采用QR算法求解系统雅可比矩阵的特征值，并结合二分法搜索系统平衡位置失稳时的临界速度。

The Newton-Raphson iteration method was utilized to determine the equilibrium position of vehicle system , the QR method was adopted to calculate the eigenvalues of the system Jacobian matrix and the critical speed of the system where the equilibrium position became unstable was searched by the two divided method .

在平均场近似下通过相平面（phasespace）分析的方法研究了两种自俘获的机理：1）势阱中的粒子数在平衡位置附近振动，而相对相位随时间单调变化（running-phase）；

Two kinds of self-trapping are discussed through phase space analysis in the mean-field approximation : 1 ) The number of atoms oscillates near an equilibrium point in the phase space , while relative phase increases monotonously with time ( running-phase );

一种捕食-被捕食模型正平衡位置的稳定性

The Stability of the Positive Equilibrium of a Predator-Prey Model

几种质点系的平衡位置的估计

Estimating Equilibrium Positions of Certain Systems of n Mass Points

试论农田生态系害虫的平衡位置及其调节途径

On Insect Pest Equilibrium Position and Its Regulation in Agroecosystem

（偏离平衡位置的）一次往复振动

Single movement to and fro when equilibrium has been disturbed

潜体在非均质流体中的平衡位置与平衡过程

The equilibrium position and equilibrium processes of the immersed body in heterogeneous fluid

多稳态柔顺机构是指在其运动范围内具有三个及以上稳定的静力学平衡位置的机构。

Multistable compliant mechanisms is the mechanisms with multiple different statics balance positions .

注水泵站系统转子平衡位置的判定

Determination of the Balance Location of the Rotor in Water Injection Pump Station System

一种在细分平衡位置准确定位的步进电机驱动电源

The Development of Stepper Motor Driver to Realize Precise Positioning in Fine Step Position

一个传染病模型的传染平衡位置的稳定性球体平衡

The Stability of Infective Equilibria For An Epidemiological Model The Balance for Rotating Ball