Stochastic central difference method for nonstationary random response of asymmetric nonlinear systems
非对称非线性系统非平稳随机响应的中心差分法
It is shown that the numerical stability condition of the integration formula is same as that of the central difference method.
本文在时域有限元离散的基础上,导出了集中质量阻尼弹性结构动力模型的显式差分法,数值稳定条件同中心差分法。
In order to get the validity methods to solve the nonlinear rotor dynamics equations central difference Nemark-β and Runge-Kutta methods are employed to solve the Duffing system and cracked rotor system These systems responses of multi-period, quasi-period and chaos are studied.
为提高非线性转子动力学方程计算的准确度,分别采用中心差分法、Nemark-β法和Runge-Kutta法三种方法对Duffing方程和裂纹转子系统动力学方程的多周期、拟周期和混沌响应进行研究,获得不同数值方法对系统响应的影响。
Characteristic centered finite difference method and cubic finite volume method for these models are proposed, and the related numerical analysis are considered.
全文共分三章,考虑了两类具有实际意义和研究价值的非线性发展方程的数值方法,分别提出了求其近似解的特征中心差分法和高次有限体积元法,并对其进行了严格的理论分析。
Centered difference method for numerical differentiation with noisy data;
带扰动数据的数值微分的中心差分法
By the example, it was proved that diffusion of error from single point subdomain integration is more slow than central finit difference.
算例也表明了单点子域积分法具有比中心差分法误差扩散慢的特点。
Stochastic central difference method for nonstationary random response of asymmetric nonlinear systems
非对称非线性系统非平稳随机响应的中心差分法
Error Estimate of Block-centered Finite Difference Method for a System of Parabolic Differential Equations
一类抛物型微分方程组块中心差分方法的误差估计
The tuyere center measuring method and error analysis of iron-smelting furnace
炼铁高炉风口中心测定方法及误差分析
A Real-time Scientific Visualization Method of Height Fields Based on Central Difference Technology
一个基于中心差分技术的实时高度场可视化方法
Cross-Linguistic Differences in Sentence Head and Correspondence and Non-Correspondence between Parts of Speech and Syntax Constituents
句子中心的跨语言差异和词类与句法成分的是否对应
Application of average subtraction arrangement method in distribution center location
均差排序法在配送中心选址中的应用
Study on Error Analysis and Methods of Compensating for the Precision Centrifuge;
精密离心机误差分析与补偿方法研究
Deviation Analysis of Extraction Method in Measuring Asphalt-Aggregate Ratio of SMA
离心抽提法测定SMA油石比的偏差分析
Error Estimate of Block-Centered Finite Differences for 2-dimmensional Hyperbolic Equation
二维双曲问题块中心差分格式的误差估计
variance components method
方差分析法 方差分析法
Analysis and Compensation of Equivalent Phase Center Error in MIMO-SAR
MIMO-SAR等效相位中心误差分析与补偿
Error Analysis of Mental Test in Evaluation of Academician’s Mental Health;
心理测验在大学生心理健康评价中的误差分析
Error analysis of mental test in evaluation of academician s mental health;
大学生心理健康评价中的心理测验误差分析
Analysis and Dealing with the Clamping Eccentric Error of Center-Hole-Grinder;
中心孔磨床上装夹偏心的误差分析及处理
The error analysis of GPS survey and the methods for reducing and eliminating errors;
GPS测量中的误差分析及减弱和消除误差的方法
Wheat leaf mitochondria are isolated with differential centrifugation.
用差速离心法分离绿色小麦叶片线粒体。