小振动

受有非线性非完整约束系统的小振动

Small Vibration of Systems With Nonlinear Nonholonomic Constraints

在此基础上，本文给出了双圆弧齿轮传动的小振动、低噪声设计准则。

On this basis , a design criterion of small vibration and low noise for the dual circular-arc gears is given out in this paper .

研究了一类空间自由飘浮的平面2R机械臂在平衡状态流形上的小振动稳定性。

Stability of a planar free floating manipulator is studied on the manifold of equilibrium states .

本文从完整的MHD方程出发严格推导了一个旋转等离子体系统相对于平衡态作小振动的稳定性条件。该系统具有粘性、可压缩性、有自引力。

A stability condition is derived strictly from the complete MHD equations for small oscillations about an equilibrium state of a compressible , viscous , self-gravitational , uniform rotational , magnetic fluid system .

受有线性非完整约束的弱变质量系统的小振动

Small vibrations of weakly variable mass systems with linear nonholonomic constraints

球在可自由移动的球形空腔内作小振动的周期

The Period of Micro-Amplitude Vibration of a Ball in a Free-moving Circular Concave

空间机械臂在平衡状态流形上的小振动与稳定性

Stability on the manifold of equilibrium states with small vibrations of space manipulators

小振动低噪声洗衣机的开发

Development on the Less-vibration and Lowness-noise Washing Machine

弹簧质量对耦合摆小振动角频率的影响

The effect of mass of a spring on the angular frequency of MINI-VIBRATION of coupling pendulum

通过小振动台试验证明无线传感器是完全可以应用于将来实际结构监测系统中的。

Based on processing and analysis of the structural model parameters , the wireless sensor node is shown to be effective for health monitoring of structures .

仿真结果表明，系统在平衡状态流形上的小振动一般是不稳定的，只在特定初值下存在少量稳定的平衡状态流形。

Discrete numerical simulations show that on most points of the manifold of equilibrium states the system is unstable and that only on some special initial conditions there are few stable equilibrium points .

研究表明，在分析雷诺润滑系统时，对于小振动情况，可采取线性动特性系数；在大振动情况下，须采用非线性动特性系数，否则，将产生较大误差，甚至相反的结论。

It has been shown that linear dynamic coefficients are adopted for analyzing Reynolds lubrication system in the condition of little vibrations and nonlinear dynamic coefficients are adopted in the condition of big vibrations .

系统内的功能原理；对于刚体，内力不做功；在重力系中的能量；内能的模型；能量示意图；平衡态与稳态；在平衡态附近的小振动。

Work-energy theorem for systems ; for rigid bodies , internal forces do no work ; energy in gravitating systems ; models of internal energy ; energy diagrams ; equilibria and stability ; small oscillations around equilibrium .

如果你有一个小振动弦，它必须有足够的空间供其正常振动，如果按照数学方法计算，你会发现只有一个很明确的答案。

And if you have a little oscillating string , it has to have enough room to oscillate properly , and when one works this out mathematically , you find it just got a very clear answer .

齿轮传动系统实质是一个非线性系统，因此只有对它进行非线性的动力学分析和非线性振动控制研究，才能满足对齿轮传动系统提出的高精度、小振动和低噪音的要求。

In essence , the gear driving system is a non-linear system . Then to meet the requirement of high precision , small vibration and low noise in the system , the nonlinear analysis and control should be adopted .

它噪音小，振动低，不那么复杂，可以降低造价，操作也更容易。

It 's quieter , it has less vibration , its inherently less complex which drives down costs , and it 's easier to operate .

利用Galerkin有限元方法，在压电硅片小振幅振动条件下，忽略非线性项，得到微泵流体压强有限元矩阵方程。

Using Galerkin finite element method and ignoring the nonlinearity a matrix equation of fluid pressure is obtained .

计算表明：Pauli原理对能量交换是有影响的，尤其是小振幅振动时明显抑制了能量交换。

It is turned out that the Pauli principle plays an important role in energy exchange .

为实现对低频小振幅振动的实时测量，以USB摄像头为图像传感器，以常规计算机为上位机，设计了一套性价比较高的基于数字图像的检测装置。

In order to measure low-frequency low-amplitude vibration in real-time , this paper designs a high performance-cost ratio set of image measurement system , which uses USB camera as image sensor and PC as system processor .

讨论来自研究一根具有弹性的皮筋的小振幅振动的一类Kirchhoff型方程的整体解的性质。考虑了定义在具有光滑边界Ω的有界区域Ω上的Kirchhoff型方程初边值问题。

This article investigates the properties of solutions of the wave equations of Kirchhoff type with nonlinear which arises from small amplitude vibrations of an elastic string .

305小汽轮机振动分析及解决措施

Vibration Analysis & Solutions to Small Turbines such as Model 305

电子散斑干涉法在平面小振幅振动测量中的应用

An Application of ESPI in Small-Amplitude Vibration Measurement for a Plane

弹性小位移振动时无粘结预应力筋运动分析与阻尼耗能计算

Calculation of damping dissipated energy of nonviscous prestressed concrete frame

关于用小应变振动法预测桩的承载力

On prediction of pile capacity with a low-strain vibration test

小空间振动测试方法与应用

Application and Measurement Technique of Vibration in Small Space

静压桩具有噪音小、振动少、无污染等优点。

Jacked pile has many good qualities such as noise-free , vibration-free and pollution-free .

切换动作时，吸著音非常小而且振动小。

Conversion action is noiseless and small vibration .

该电机体积小、振动小、寿命长。

The motor has the remarkable merit of little dimension , low libration and long life .

（电子学）施加在一稳定值上的小振幅振动。

( electronics ) an oscillation of small amplitude imposed on top of a steady value .

小振幅振动圆柱在偏心圆域中诱导的二次定常旋涡流动

The Steady Secondary Vortex Flow Induced by an Oscillating Circular Cylinder in an Eccentric Circular Container