稳态振动

再通过求解该代数方程组，利用解析法对饱和地基上Timoshenko梁的稳态振动进行了系统分析。

Then through solving the algebraic equations , steady-state vibration of Timoshenko beam of saturated soil is systematically analyzed by using analytical method .

高速弹性机构稳态振动响应的一种高效解法

An Efficient Numerical Method for Calculating the Steady-State Vibration Response of High-Speed Flexible Mechanisms

用数字散斑干涉术时间平均法测得的物体表面稳态振动，可描述为受高频分量调制的零阶Bessel函数。

The time-averaged speckle pattern of vibration can be described as a zero-order bessel function by high frequency modulation .

柴油机及螺旋桨引起的船体稳态振动

The Ship Hull Steady Vibration Resulted by Diesel Engine and Propeller

横观各向同性饱和地基上无限板的稳态振动

The harmonic vibration of infinite plate on transversely isotropic saturated soil ground

旋转单摆的双稳态振动

The oscillation of bistable state of a revolving single pendulum

带有消声瓦的潜艇耐压壳的稳态振动和横向应力

Steady state vibration and transverse stresses of submarine pressure hull with anechoic tile

弹性连杆机构的稳态振动响应

Steady state vibrational response of mechanisms with elastic links

速度检层试验和稳态振动试验

Downhole seismic testing and steady state vibration testing

通过分析得到位移的积分变换解，并由该解得到矩形基础稳态振动下的动刚度。

And an integral representation for displacements and dynamic stiffness of rectangular foundation was presented .

弹性半空间地基上四边自由矩形板稳态振动的解析解

Analytical Solutions of Steady Vibration of a Free Rectangular Plate on the Semi-Infinite Elastic Foundation

弹性半空间上矩形基础稳态振动积分变换解

An Integral Transform Solution of Rectangular Foundation Loaded Steady Vibration on an Elastic Half Space

衰减法测定稳态振动系统损耗因子的实验分析技术

On Fairly Accurately Determining the Loss Factor of Two-Mode System in Steady Vibration with the Attenuation Method

加速振动的信噪比远比稳态振动大得多。

The ratio of signal to noise for acceleration vibration is far greater than that of steady vibration .

轧机第五倍频程颤振表现为高频微幅的自激稳态振动。

Fifth-octave mode chatter is most likely to occur in the form of self - excited steady vibration .

通过实验研究了该阻尼器通以不同电流时对转子系统瞬态和稳态振动的抑振效果。

The vibration characteristics of a rotor system with passive electromagnetic damper under different current are studied experimentally .

能否完整的、有效的对非稳态振动信号进行特征提取将直接影响到故障诊断结论的准确程度。

Complete and effective for non-stationary vibration signal feature extraction will directly affect the accuracy of fault diagnosis conclusion .

结果表明，竖向阻尼参激对水平稳态振动的影响不大。

The result displays that the horizontal steady-sta te vibration is little affected by vertical Coulomb damping parametric excitations .

本文系统的分析了冰激直立结构稳态振动现象产生的原因，为工程设计中避免稳态振动的发生提供了理论依据。

This paper analysis the reason of the steady state vibration , gives out the theoretical dependence to the engineering design .

给出了输入杆具有恒定转速的高速弹性机构稳态振动响应的一种高效解法。

An efficient numerical method is presented for determining the steady-state vibration response of high-speed flexible mechanisms operating with constant input rotating speed .

本文用静线弹性问题的开尔文解作为权函数导出了稳态振动问题的边界积分方程。

The Kelvin solution to the static linear elastic problem is used as the weighted function to derive the boundary integral equation for steady-state vibration problems .

比较了单自由度线性机械系统在稳态振动、随机振动、运输试验（汽车与火车）以及冲击试验中响应的大小。

This paper compared the responses for a single-of-freedom linear mechanical system to stationary vibration , random vibration , transport ( motor vehicle and freight train ) shock testings .

本文在试验研究中得出重要结论，冰激柔性直立桩结构稳态振动的控制机理是冰与结构间的相互作用。

An important conclusion that the control mechanism in the ice induced steady vibration of compliant vertical column is the interaction of ice and structure was obtained in model tests .

结果发现：随着冰速的增加，可以出现三种不同冰力形式并分别引起结构准静态振动、稳态振动和随机振动响应。

The results illustrate that three ice force modes , quasi-static , steady-state and random vibration , could be formed with the increase of ice speed . The mechanisms of the three ice force modes are analyzed .

同时，对上述同一问题在频域内进行求解，得到了各种边界条件下的有限长桩和无限长桩水平稳态振动解。

At the same time , the problem described above was solved in the frequency domain and the analytical solution for lateral steady response of single pile with finite length or with infinite length was developed under different boundary conditions .

由此可以看出，产品的损坏以冲击试验最小，稳态振动较大，而随机振动与运输试验最大。

From the above questions , it can be seen that the damage proportions of products to different mo-tions are shock testing to be least , stationary vibration testing to be bigger and the random vibration and transport testings to be the biggest ?

通过现场原型测量，我们发现对于柔性窄结构，结构发生准静态振动和稳态振动时的冰力都属于同时破坏，极值静冰力应按同时破坏理论确定。

By field observation , we found that for slender and narrow structures , when quasi static vibration and steady state vibration happens in low ice velocity , ice failure is simultaneous , the peak ice load should be determined according to this mode .

通过横向裂纹转子振动力学模型的系统分析，认为裂纹不仅引起1X、2X、3X等稳态谐波振动，而且由于裂纹开闭过程中的冲击还会引起转子系统的瞬态冲击响应。

It is concluded that the transverse cracks of a rotor can cause the steady state harmonic vibration of 1x , 2x , 3x , and can cause the transient impact response of a rotor system because of the impact in opening closing process .

计算结构稳态强迫振动的有限元传递矩阵法

A Combined finite element-transfer matrix method for steady state forced vibration of structures

计算变剖面梁稳态强迫振动的精确传递矩阵法

Exact transfer matrix method for computing stable forced vibration of changeable cross-section beams