Therefore, the use of aircraft noise in the production of small, vibration-free.
所以该机在生产过程中噪音小、无振动。
Items with asterisk exceed a conservative lower limit for vibration-free design.
带有星号标志的项目超出了无振动设计的保守下限。
Therefore our oil-lubricated vacuum pumps are especially quiet running and almost vibration-free.
因此,我们的油润真空泵运行时特别安静,几乎无振动。
An optimum method is studied for choosing the blade spacing for vibration-free face-milling cutters in this paper.
研究出减振端铣刀齿间角的一种优化方法。
A 5 tonne block of concrete sits in the ground, detached from the rest of the building, to make some LABS vibration-free.
5公吨的混凝土块坐落于地面,与建筑的其余部分分离,使得一些实验室免震。
The picture is taken vibration-free by pressing a button on the remote control. Without disturbing you can continue looking through the eyepiece to the image.
该图片是采取无振动按下一个按钮,按遥控器上的控制。而不干扰你可以继续期待透过接目镜到图象。
Its disk rotor, composed solely of copper and insulator, achieves high dynamics and excellent regulation of motion at low speed, as well as silent and vibration-free functioning.
它的磁盘转子,纯粹由铜和绝缘体,达到高动力和优秀的运动速度低监管,以及沉默和震动的自由运作。
The experimental results have shown that the modern vibration-free face-milling cutter can not only reduce vibration and noise but also increase the surface finish quality and tool life.
试验结果表明,这种新型减振端铣刀不仅可以减少振动和噪声,而且还可以提高表面加工质量和刀具寿命。
An unprecedented amount of attention was given to creating a vibration-free, temperature, and humidity controlled environment for the precise grinding and laser measurement equipment that was used.
前所未有的大量的注意力是为了创建一个无振动,温度和湿度控制的环境为激光精密磨削和测量仪器,使用。
The identification of modal parameters of a vibration system by means of random response and free response signal is discussed.
本文讨论利用振动系统的随机响应和自由响应信号识别系统模态参数问题。
This paper gives an exact solution for free vibration of a physically nonuniform straight bar with varying section by the use of a class of integrable linear ordinary differential equation.
本文应用可积的一类线性微分方程求出了非均质变截面弹性直杆振动问题的一个精确解,我们应用这一精确解验证了渐近解的精确度。
The instrument should be calibrated in an area free of vibration or stray magnetic fields such as power lines, generators, or welding equipment.
仪器校准应在无振动区域以及无发电机,焊接设备等干扰磁场的区域进行。
This paper gives a new analytical solution of the free vibration of an arbitrary-shaped plate with complex boundary conditions.
本文给出了复杂边界条件下任意形状板的自由振动分析的一个新的解析解法。
According to the elastic thin plate theory and vibration theory, a boundary element method (BEM) was used to analyze the frequency characteristics of a thin plate in lateral free vibration.
根据弹性薄板理论和振动理论,运用边界元法(BEM)分析了薄板弯曲自由振动的频率特性。
This paper deals with the free torsional vibration characteristics of non-linear elastic shaft with multi-degree of freedom.
就一个三质量的具有非线性弹性轴系统的自由扭转振动特性进行了探讨。
The uniformly valid solutions for free vibration of revolution shells can be worked out through these answers.
通过此解答可以解决旋转薄壳自由振动一致有效解的求解问题。
Therefore, the differential equations 'coefficient matrix of the free vibration of the spatial rigid body is automatically formed, and free vibration frequency and its type can also be found out.
最后自动组成空间刚体自由振动微分方程的系数阵,并计算出刚体的自振频率和振型。
The boundary conditions has strong influence on the coupling effect, the stronger it is, the smaller frequency of free vibration is but the larger amplitude is.
边界条件对耦合效应有较大的影响,较强的边界条件使椭圆板热弹耦合自由振动的频率变低,但振荡幅度增大。
The finite element model of the free vibration for the rigid suspension catenary and pantograph is set up.
建立刚性悬挂接触网的自由振动有限元模型,计算其固有频率和振型。
A kind of free vibration equation of the nonlinear dynamical system is solved to study chaotic movement.
为了讨论混沌运动,对一类非线性动力系统的自由振动方程进行了求解。
It is virtually vibration free and very quiet.
几乎是不可能的振动自由和非常安静。
Any system capable of a free vibration without external force is a counter example, e. g. a wire in the piano.
任何一个无外力而能自由振动的系统就是一个反例,譬如钢琴中的一条钢丝。
In this article, a calculation method is put forward for free vibration frequency of a pipe which contains flow fluid.
本文提出了对包含有流动流体的管道自由振动频率的一个计算方法。
The precise solution of free vibration equation of flat conical shall is presented.
对于扁锥壳的非线性动力自由振动方程,给出了准确解。
The analytic method for the free vibration of plane frame structure is presented.
介绍了一种平面杆系结构自由振动的解析解法。
The analysis of free vibration of hydropower house by means of two methods are deformation of inclination Angle and slope deflection.
本文首先叙述用两种方法(倾角变位法和角变位移法)分析水电站厂房的自振特性。
The spline function is used in the analysis of free vibration problem of plates on elastic foundation.
本文提出一种用样条函数分析弹性地基板自由振动的新方法。
Finally, the cases of free vibration, impulsive response and moving load are also discussed.
最后对自由振动,脉冲激励和运动载荷情况分别进行了讨论。
There exists transition point in the free vibration of revolution shells at some special frequencies.
旋转薄壳的自由振动在特定频段存在转点现象。
The accurate double Fourier series analytical solutions are obtained for the free vibration, buckling and bending of Point Supported Anisotropic Skew Plates with four free edges.
一个精确的重富立叶级数解析解用于分析四边形自由的点支横观各向异性平行四边形板的自由振动、屈曲和弯曲。
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