By means of the principle of correlation analysis, this paper introduces an approximate method for estimating signal-to-noise ratio on random noise background.
本文利用相关分析的原理，提出一种在随机噪音的背景上估算信噪比的近似方法。
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。
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。
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。
Based on the analysis of three-dimensional structure random mechanics of pier, this paper advances reliability design method, which can be applied directly in engineering practice.
通过对靠船墩三维结构随机力学分析，提出基于可靠度理论下的靠船墩设计方法，可直接应用于工程实践。
The reliability of the time-series analysis method in processing unsteady random signals is verited.
验证了时间序列分析方法在非平稳随机信号处理方面的可靠性；
This paper analyzed certain geometrical nonlinearity on concrete self-anchored suspension bridge, then did analysis under random static force with Method of Response Surface.
本文先对自锚式混凝土悬索桥进行确定性的几何非线性分析，然后采用响应面法进行非线性随机静力分析。
Uncertain factors of foundation subsidence were put forward. Direct probability method and random finite element method for foundation subsidence analysis were presented.
提出了地基沉降分析中的不确定因素，简述了地基沉降的直接概率分析法、随机有限元法。
The method of the paper can be used to random response analysis and optimization design of the structure with base isolation.
本文方法也可用于基础隔震结构和无损伤“加层减震”加固结构的随机地震响应分析与优化设计。
This paper puts forward a "Spectrum Analysis" method to analyse the random power oscillation in power system caused by external disturbance, and sets up a complete digital model.
本文提出了用“频谱分析”的方法分析外部扰动引起的电力系统随机振荡，并建立了完整的数学模型。
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。
On basis of energy random analysis theory for derailment, a new method is presented with which the limit value of bridge lateral rigidity for preventing derailment can be established.
本文以列车脱轨能量随机分析理论为基础，提出了制定预防列车脱轨的桥梁横向刚度限值的新方法。
A software reliability testing method, judge standard and test process based on random testing model is introduced in the paper, and Monte Carlo method is used result analysis.
本文提出一种基于随机测试模型的软件可靠性测试方法、评判准则和测试策略，并利用蒙特卡罗方法进行了分析。
Also the results showed that the Stratified Random ClusterSampling is an adequate sampling method for the genetic variation analysis of yellow cattle population.
同时研究表明，系统随机整群抽样是进行黄牛群体遗传变异分析的最适抽样方法。
Based on energy random analysis theory for derailment, a new method to analyze the limit value of bridge lateral rigidity for derailment prevention is established.
基于列车脱轨能量随机分析理论，提出了预防列车脱轨的桥梁横向刚度限值分析方法。
Using this method engineers are able to estimate the errors of structural natural frequencies caused by random structural parameters in finite element analysis.
用有限元方法分析结构固有频率时，利用这个方法能正确估计由于结构参数的随机性而产生的误差。
The analysis and research on the statistical method for two-dimensional random load spectrum of vehicle transmission are presented in this paper.
本文对传动系多工况二维随机载荷谱的统计方法进行了分析与研究。
The random search method and the probability theory are adopted to proceed internal stability analysis of the foundation pit on the base of finite slice method .
在普通条分法的基础上，采用随机搜索法及可靠度理论对该基坑进行内部稳定性分析验算。
A practical model for earthquake movement input is proposed and the method for random seismic analysis of gravity dam is discussed.
提出了二维随机地震动输入实用模型，详细论述了重力坝结构随机地震动力响应的分析方法。
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。
The limited unit method, random tired analysis etc. method that is adopted to analyse and calculate the track beam's loading abilitys.
采用有限单元法、随机疲劳分析等方法对该轨道梁的承载能力进行分析计算。
A new method for strain-based fatigue reliability analysis is constructed by considering interference between the random fatigue strain applied and capacity histories.
应用随机循环应变载荷-强度干涉模型，建立了基于应变的疲劳可靠性分析新方法。
Several main random noises of arc furnace are identified by fuzzy cluster analysis method. A fuzzy control system of arc furnace is designed, and good control result has got.
用模糊聚类分析的方法对电弧冶炼炉的几种主要随机干扰进行辨识，并在此基础上设计了电弧冶炼炉模糊控制系统，取得了良好的控制效果。
A new spectral analysis method based on random decrement signature was presented for ship seakeeping performance analysis.
提出了一种新的基于随机衰减信号的谱分析方法以用于船模耐波性能分析。
The random settlement could be gotten by random prediction model that is established by smooth and stable time series analysis method.
用平稳时间序列分析方法建立随机部分模型，并预测沉降随机部分值，二者之和即为某时期沉降预测值。
The thesis based on random fractal theory, utilizing fractional Brownian motion model, using R/S analysis technique and wavelet transform method to estimate Hurst exponent which dep.
基于随机分形理论，采用分数布朗运动模型，应用R/S分析技术和基于小波变换的谱参数估计方法计算地震道信号的赫斯特指数。
The problem of achieving stable reliability analysis of piezoelectric trusses with random parameters was studied on the basis of the finite element analysis method and stable secular equation.
在有限元分析方法基础上，基于稳定特征方程对随机参数压电桁架结构进行稳定可靠性分析。
Based on energy random analysis theory for derailment, a new method for analyzing the limit value of bridge lateral rigidity for derailment prevention is established.
基于列车脱轨能量随机分析理论，提出新的铁路桥梁横向刚度限值分析方法。
With the responses of the platform under random wave loadings, the structural reliability analysis using Monte Carlo Method and FEM were carried out.
考虑随机波浪作用，应用蒙特卡罗模拟法和有限元方法对结构进行可靠性分析。
With the responses of the platform under random wave loadings, the structural reliability analysis using Monte Carlo Method and FEM were carried out.
考虑随机波浪作用，应用蒙特卡罗模拟法和有限元方法对结构进行可靠性分析。
应用推荐