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 standard method for spectrum analysis in digital signal processing is the discrete Fourier transform(DFT), typically implemented using a fast Fourier transform(FFT) algorithm.
数字信号处理中标准的频谱分析方法是离散傅立叶变换(DFT),典型的实现方法是快速傅立叶变换(FFT)。
A synthetic discrete method is presented for the analysis of the inelastic stability of space steel frames.
本文采用综合离散化分析方法进行空间钢框架结构的弹塑性稳定计算。
A new analysis method has been provided for dynamic load identification of a discrete system intime domain, it solves the inverse problem by means of Duhamel integral in forward analysis.
本文给出了离散系统动态载荷识别的一种新的时域分析方法,它是用正分析的手段来求解反问题的。
The computer program is developed for landslide blocks stability analysis based on the discrete element method, including the pre - and post processors for results presentation in graphics mode.
研制了基于离散元计算方法的滑坡块体稳定性分析程序,并针对该程序开发了配套的前处理程序和用以结果显示的后处理。
The method of discrete spectral line identification presented in this paper applies to the precise spectral analysis of all kinds of periodic time domain signals.
本文提出的分立谱线辨识方法普遍适用于各种周期性时域信号的精密谱分析工作。
With analog testing, graphical analysis, discrete element calculation method, the features of mining caused fractures of overlaying strata is studied.
本文应用模型实验、图像分析、离散元模拟等方法,对上覆岩层采动裂隙分布特征进行了研究。
The failure of jointed rock slopes usually has large deformation and discontinuous features; therefore, discrete element method becomes an efficient way for stability analysis of jointed rock slopes.
节理岩体斜坡的失败通常有较大的变形和不连续的特点,因此,节理岩体斜坡稳定性分析,离散元方法成为一种有效的方式。
In order to improve the recognition effect and on the basis of analyzing the characteristic of MSTAR SAR image, a method of discrete wavelet analysis is proposed to extract features.
为了进一步提高MSTARSAR目标的识别效果,在分析了MSTAR SAR图像特点的基础上,提出了一种利用离散小波分解提取目标特征的方法。
Underground engineering analysis of settlement data USES detect discrete point method, rendering the settlement warning cloud, which on the surface for the settlement of intuitive judgments.
地下工程沉降数据通常采用分析离散检测点的方法,绘制沉降预警云图,从而对地表的沉降情况进行直观的判断。
A new dynamic fault tree analysis method based on discrete-time Bayesian networks is proposed.
提出了一种基于离散时间贝叶斯网络的动态故障树分析方法。
The dummy variables can only describe discrete changes in price indices, such as selling off-season dummy variable method will not be able to provide high precision analysis.
而虚拟变量只能描述价格指数的离散变化,比如在销售淡季虚拟变量法就不能提供精度较高的分析结果。
Select the items through the discrete trend analysis, factor analysis, stepwise regression analysis, discriminant analysis and Crowns Bach coefficient method to the survey result.
通过对调查结果进行离散趋势分析、因子分析、逐步回归分析、判别分析法和克朗巴赫系数法等分析方法筛选条目。
In the present paper the analysis of cylindrical pressure vessel with ellipsoidal closures and bolted flanged connections is performed by using analytical as well as discrete method.
本文用半解析半离散的方法,对具有椭球封头的法兰连接圆筒压力容器进行了分析。
The rotor bearing system was analyzed by using a simple discrete method. The results of the analysis are quite different from those obtained under the finite element analysis method.
运用简单离散方法对该转子轴承系统进行了分析,其结果与有限元法偏差较大。
The multi-rigid-body discrete element method was proposed for the analysis of deep-ocean mining pipe system.
采用多刚体离散元方法对长管线系统进行计算分析。
The method not only possesses the FEM advantages for discrete structures, but also reduces the unknowns in structural analysis.
该方法既采用了有限元法处理离散结构的便利,又通过力学途径来减少所需求解的未知量。
Detection of contacts between 3d blocks is a key problem in 3d DDA (discontinuous deformation analysis) and DEM (discrete element method) analysis.
在三维单元法、三维不连续变形分析法中,三维块体的接触判断是关键的问题之一。
Detection of contacts between 3d blocks is a key problem in 3d DDA (discontinuous deformation analysis) and DEM (discrete element method) analysis.
在三维单元法、三维不连续变形分析法中,三维块体的接触判断是关键的问题之一。
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