The paper discusses random parameters response analysis and vibration analysis methods for random structures.
介绍了随机参数的类型，随机参数结构的响应分析及振动分析方法；
Research work of seismic analysis methods is focused on time history method and stochastic vibration method.
对于抗震分析方法的研究主要围绕时程分析法和随机振动分析法。
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。
In this paper, the methods of dynamic characteristic and random vibration response analysis for the structure of tractor-trailer system are presented.
本文给出拖拉机-拖车系统结构动力特性与随机振动响应分析的实用计算方法。
And we get a satisfied result through comparing all kinds of vibration signal analysis methods.
然后对各种振动信号分析方法进行比较，得到满意的效果。
Spectrum zoom technique and power cepstrum are two important aided methods in vibration signal analysis.
频谱细化技术和功率倒频谱是振动信号分析的两种重要辅助方法。
Full wave model phase analysis technique may involve wide subjects, but this paper only deals with the analysis methods of ray, amplitude, wave spectrum and particle vibration pattern.
全波模型震相分析法研究的内容是非常广泛的，本文仅对其中的射线分析、振幅分析、波谱分析、质点振动方式分析等方法进行了探讨。
First, Discuss the advantage and disadvantage of some methods of time-frequency analysis usually used in the field of signal processing on sound and vibration.
首先，对现阶段常用于声振信号分析领域研究的各种时频分析方法的优缺点进行了分析和比较。
In rotor vibration test and analysis, these methods are more useful.
该方法在转子振动测试分析中，具有很好的应用前景。
Some disposal methods of the initial static stresses are presented and a preferable method is recommended in the analysis of train vibration responses of tunnels.
指出了静应力场的几种处理方法以及在隧道列车振动分析中宜采用的计算方法。
It is difficult to detect the periodic impulse component in the vibration acceleration signal with conventional analysis methods such as time domain wave and frequency spectrum.
通过时域波形和频谱等基本分析手段来探测振动加速度信号中的周期性冲击分量往往是困难的。
Two modal identification methods undergoing ambient excitation are investigated for the object of large structures based on modern experimental modal analysis theory and ambient vibration technology.
本文以大型工程结构为研究对象，以近代实验模态分析理论及环境振动识别技术为基础，着重研究了两类基于环境振动的模态参数识别方法。
The analysis of cutting vibration is one of the important methods of optimization in cutting research.
对切削振动信号的分析是研究切削优化方案的重要手段。
The traditional time and frequency domain methods of vibration signals of gear box fault are introduced in this paper. And meanwhile this paper lists different applied fault analysis means.
介绍了齿轮箱故障振动信号传统的时域、频域分析方法，并列举了一些不同故障所应用的分析方法。
According to the measurement principle and the analysis of error sources, some available methods to improve the precision of torsional vibration measurement are brought forward.
从测量原理和误差分析的角度出发，提出了提高扭振测量精度的可行途径。
Wind speed time series obtained with numerical simulation methods are adopted in structural analysis of wind-induced vibration.
基于数值模拟方法的风速时程曲线在桥梁结构风振分析中被广泛采用。
Based on the experimental results of the above three methods, modal parameters of the vibration test bench are determined by the comprehensive analysis.
通过对上述三种方法实验结果的综合分析，确定振动教学实验台的模态参数。
Based on the analysis of vibration source, vibration transmission path and transmission characteristics, the methods of vibration isolation and noise reduction are decided.
通过分析振动的来源以及振动传递的路径和传递特性，确定了隔振降噪的方法。
Based on the analysis of the failure cause of piston packing ring, air valve and unit pipeline vibration, the methods to solve are proposed.
本文在分析了由活塞密封环、气阀及机组管道振动引起压缩机产生故障原因的基础上，提出了相应的解决办法。
This paper consists of three parts. The first part is about the theory of vibration and analysis methods.
本文主要由三个部分组成，第一部分是关于振动问题的理论基础。
Numerical analysis of vibration and sound radiation efficiency from a submerged cylindrical shell has been carried out by using FEM methods, BEM methods and statistical energy methods.
利用有限元、边界元和统计能量分析方法并结合软件对圆柱壳体在流场中受激振动及声辐射效率作了数值计算分析研究。
Numerical analysis of vibration and sound radiation efficiency from a submerged cylindrical shell has been carried out by using FEM methods, BEM methods and statistical energy methods.
利用有限元、边界元和统计能量分析方法并结合软件对圆柱壳体在流场中受激振动及声辐射效率作了数值计算分析研究。
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