The means of realization for overloading random vibration test was studied.
研究了过载随机振动试验的实现手段。
Random vibration theory is the basis of structural dynamic reliability theory.
结构动力可靠性理论的基础是随机振动理论。
A new and simple method is presented for random vibration fatigue life prediction.
提出了一种随机振动疲劳寿命预计的简便数据处理方法。
Sine vibration test and random vibration test were provided with corresponding analysis.
主要包括稳定正弦振动试验和随机振动试验进行了分析研究。
Based on random vibration theory, the along wind structural response formulae are derived.
基于结构随机振动理论，可导出顺风向风振时各类风响应。
The random vibration characteristic of the flexible model is simulated by using PSD method.
用功率谱分析方法分析了在路面激励下柔性模型的振动特性。
The analysis of static, dynamic and random vibration is carried out by using the ALGOR FEAS.
利用有限元分析软件AL GOR FEAS对其进行了静态、自由振动和随机振动分析；
Seismic analysis of probability includes: the random vibration and the pseudo excitations method.
概率性抗震分析方法中的随机振动虚拟激励法。
This paper presents some results in random vibration analysis by state space method in time domian.
本文用状态空间方法给出随机振动在时域分析中的一些研究成果。
Power spectral density is an effective tool to evaluate random vibration in circulation environment.
功率谱密度是评价流通环境过程中随机振动的有效工具。
The instantaneous power spectrum of nonstationary random vibration signals is discussed in this paper.
本文研究了非平稳随机振动信号的瞬时功率谱。
The statistic characters, analytic method and traditional experiment of a random vibration were introduced firstly.
作者首先对随机振动的统计特性、分析方法和控制实验作了简单介绍。
Here the composition of the developed virtual instrument system of processing a random vibration signal is introduced.
简介了研制的随机振动信号处理虚拟仪器系统的组成。
The weighted equivalent linearization technique is an effective approximation for nonlinear random vibration analysis.
加权等价线性化方法是研究非线性随机振动的一种有效近似方法。
A frequency domain method for predicting the fatigue life of notched specimens under random vibration loading is presented.
提出了一个考虑应力集中和疲劳极限影响的缺口件频域随机振动疲劳寿命估算方法。
The random vibration method for the analysis of large parabolic antenna structure response to wind load is proposed in this paper.
本文提出了大型抛物面天线结构风振响应分析的随机振动方法。
By random vibration theory, the effects of dam height and foundation stiffness of gravity dam on its seismic response are studied.
应用随机振动理论，研究了坝高和坝基刚度对重力坝地震响应的影响规律。
The main source causing the vibration of the attached building is found by cross correlation function analyses of random vibration.
采用随机振动相关分析的方法确定了引起尾水平台振动的主要原因。
Temperature circulation and random vibration are the most usual and the most effective screening stress of Environment stress screening.
温度循环和随机振动是环境应力筛选最常用、最有效的筛选应力。
Random vibration response analysis of thin-shells excited by acoustic loads is one of the important tasks of sonic fatigue investigation.
噪声载荷作用下薄壁壳体的振动应力响应分析是声疲劳研究的重要任务之一。
A discrete analysis. Method for random vibration of structures under the excitations correlated in time domain is discussed in this paper.
本文讨论动力系统在相关多激发作用下的随机振动离散分析方法。
Based on discrete random vibration theory, recursive square equations to calculate the mean and standard deviation of response are developed.
在此基础上采用随机振动的离散分析理论，推导出结构响应均值和方差的递推式。
Based on random vibration theory, the response of the structure under random wind load and the formula of wind vibration factor was developed.
笔者为此从随机振动理论出发，对点支式幕墙支撑结构的风振系数进行了研究。
A spectral combination rule is proposed based on the theory of random vibration of structures for the need of aseismic design of Bridges, etc.
基于平稳随机振动理论，推导了一般阻尼结构体系反应谱组合方法，以满足大跨度桥梁等结构抗震设计的需要。
By considering the geometrical nonlinearity, a new method for the nonlinear random vibration of a free spanning submarine pipeline is presented.
考虑海底悬跨管道的几何非线性特征，建立了悬跨管道非线性随机振动响应分析方法。
The probability density function of partial strain loading of product is defined in accordance with the relevant theory of random vibration test.
根据随机振动试验的有关理论，确定产品局部应变载荷的概率密度函数。
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。
A new method for a vertical non-stationary random vibration analysis of vehicle-bridge systems subjected to track irregularity excitations is proposed.
提出了考虑轨道高低不平顺时进行车桥耦合系统垂向非平稳随机振动分析的新方法。
The principle of the method of peak value picked was expounded based on random vibration theory, and the concept of virtual response was brought forward.
基于随机振动理论阐述了峰值拾取法的基本原理和方法，并提出了虚拟响应的概念。
The principle of the method of peak value picked was expounded based on random vibration theory, and the concept of virtual response was brought forward.
基于随机振动理论阐述了峰值拾取法的基本原理和方法，并提出了虚拟响应的概念。
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