加工细长轴时，工件易产生自激振动。
Then avoid the surge vibration of the major axis manufacture.
加工细长轴时，工件易产生自激振动。
It is easy to produce surge vibration by oneself when manufacture minor axis.
用计算机模拟了自激振动。
This article expresses computer simulation of self-oscillation.
研究了轮式车辆动力传动系自激振动的机理。
In this paper, the mechanism of the self excited vibration in wheeled vehicle powertrain was studied.
带黏弹减摆器的直升机自激振动具有非线性特性。
Nonlinear characteristics are observed in self-excitation of helicopter with elastomeric lag dampers implemented.
数值计算表明，自激振动的振幅与初始滑转率相关。
Numerical solutions denote that the amplitude of the self-excited torsional vibration is related to the initial slip rate.
研究结果表明：管的壁厚越小，自激振动的减阻率越大；
Results show that the thinner the thickness of the flexible tube, the bigger the decrease rate of the friction coefficient;
冰内部的微裂纹行为是解释与描述冰致自激振动的关键要素。
The micro crack behavior in ice is the key factor for describing and explaining ice-induced self-excited vibration.
分析表明，冰致平台自激振动发生在冰的韧脆转变的冰速范围内。
Previous studies have demonstrated that self-excited vibration occurred during the ice speed at which ice fails in ductile-to-brittle transition (DBT) range.
在分支管路中，当分支管中的流量大于某一值时，自激振动就不会产生。
Whenthe discharge is higher than a certain value in a branch pipe, on self - excited vibration will produce.
为了明确自激振动的产生机理，建立力学模型，必须研究韧脆转变机制。
In order to further investigate the mechanism and build model of self-excited vibration, it is necessary to study the mechanism of DBT.
本文采用一个简单近似模拟系统说明油膜自激振动与极限环是密切相关的。
In this paper we employ a simpk approximate simulated system to explain that self-oscillation of oil membrane is in close relationship with limit cycles.
分析了超声振动车削中产生自激振动的原因，并提出了减小自激振动的措施。
This paper analyses the reason that causes the self excited vibration by ultrasonic lathe, meantime the measure to reduce the self excited vibration is discussed in this paper.
针对具体机床，论述了运用预测控制方法进行自激振动控制的原理及具体实现方法。
The control principle and particular method of vibration stimulated by itself were researched according to the forecasting based on specific machine tool.
讨论了机床进给系统中因运动部件移动速度较低，因而产生爬行现象的自激振动机理。
This paper discusses the mechanism of self driving vibration in the machine tool feeding system.
引入平衡点、极限环及其稳定性的概念，以此为基础我们讨论自激振动的特点和机制。
The conceptions of balance point, limited cycle and their stability are introduced as the basis of the author's discussion on the properties and mechanism of self-excited vibration.
本文应用微分方程的定性方法，给出具有间隙动力系统产生自激振动的一个充分条件。
In this paper, the sufficient condition for self-excited oscillation of dynamic systems with gap is given by using qualitative method of differential equations.
讨论了机床进给系统中因运动部件移动速度较低，因而产生爬行现象的自激振动机理。
This paper discusses the mechanism of self driving vibration in the machine tool feeding system. The moving parts with lower speed lead to the crawling phenomenon.
为了探索这种活动机制，本文用基于非线性自激振动的指数自回归模型来研究这些特征。
To study this mechanism, we used the exponential autoregression model which is originated from non-linear auto-vibration.
分析了转子轴承系统中流体动态力的形成和自激振动的产生与油膜涡动、油膜振荡的故障。
The formation of fluid dynamic force and the occurrence of self-excited vibration and oil film vortex of rotor system are analyzed.
用自激振动理论说明由冰引起的结构振动现象已得到越来越多的现场测试和模型实验的印证。
There is increasing evidence of the self-excited mechanism in ice-induced structural vibration both from the field measurements and laboratory tests.
最后，提出通过增加传动系扭转阻尼来防止在任何初始滑转率下发生剧烈的扭转自激振动的措施。
At last, it is put forward that the severe self-excited torsional vibration due to any range of initial slip rate can be avoided by increasing the torsional damping of the driveline.
涡动又称甩转，是旋转轴发生的一种自激振动，它既不具有自由振动的特征，也不属受迫振动的类型。
Vortex also called left turn, is the axis of rotation happened a self-excited vibration, it is neither has the free vibration characteristics, also do not belong to the type of forced vibration.
推导了弹性轴向行进索无阻尼线性受迫振动解，用数值方法求得有阻尼行进索受迫振动和自激振动响应。
The exact solution of linear, undamped forced vibration response is developed, and the damped forced vibration as well as the self-excited oscillation are obtained numerically.
在现代先进制造加工中，影响数控机床加工效率的因素很多，机床工艺系统的自激振动是其中一个关键因素。
NC machine tool's working efficiency affected by sorts of factors in modern manufacturing engineering, the Vibration Stimulated by itself is a key element.
本文将对一种新的自激振动系统，即带有摆控开关的磁力摆的结构、原理及实验结果作一扼要的介绍和讨论。
This paper briefly introduces the structure and principle of a new system of self-excited oscillations, which is a magnetic pendulum with swing-controlled switch.
磁悬浮控制力矩陀螺(CMG)中转子一阶弹性模态自激振动是影响磁悬浮高速转子系统稳定性的关键因素之一。
In magnetically suspended control moment gyroscope (CMG), self-excited vibration of high-speed rotor is one of principal factor which effects stability of active magnetic bearing (AMB) system.
本文介绍和探讨了车床主轴组件在不发生自激振动条件下的刚度校核方法，编制了校核主轴组件刚度的计算机程序。
This paper, based on Self-excited vibration not taking place, introduce and probe into the method of checking the rigidity of spindle System of lathe. The program checking the rigidity is given.
机床的切削效率往往不是由机床的功率、机床所能承受的最大载荷所决定，而是由机床切削时发生自激振动的条件所决定。
It is well-known that machining efficiency doesn't depend on the machine power and the load which machine can bear, but depends on the condition in which self-excited vibration appears.
论述了单音片传感器测量液体粘度的原理及结构特点，它是利用压电陶瓷的自激振动激励单音片在液体中振动，从而测得液体粘度。
The measuring principle and structure characteristic of the monotone plate vibration sensor, which can be used to measure the viscosity of liquid, are described.
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