运用车桥耦合振动理论，建立铁路车辆曲线通过模型动力方程、曲线梁桥模型及其动力方程。
By applying vehicle-bridge vibration theory, dynamical model and equation of railway curve negotiating vehicle as well as the model and equation of curve beam bridge are established.
首先从机电动力学出发，描述了机电弹性系统模型并以现代控制理论为基础，阐述了机电振动产生的机理。
Firstly, the flexibility model of main drive system of rolling mill is described. The mechanism of electromechanical vibration is set forth based on modern control theory.
基于动力学理论重点讨论了动涡旋盘和曲轴的振动特点，建立了振动分析数学模型。
Based on the dynamic theory, the vibrational pattern of the orbiter and crankshaft of scroll compressor is emphatically discussed and the mathematical model of vibration is established.
从机械系统动力学理论出发，参照振动系统的“质量弹簧阻尼”模型，分析推导了系统动力学平衡方程，得到了质量矩阵、弹性矩阵及阻尼矩阵的具体表达式。
Dynamics theory and the "mass-spring-dashpot" system model were used to develop an equilibrium equation. The mass matrix, elasticity matrix and damping matrix were given.
从振动力学的理论出发，对现行抽油杆柱的振动力学模型进行了系统分析。
Based on theory of vibration mechanics, this paper analyzes the vibration mechanics model of rod string systematically.
建立了四自由度车辆悬挂系统的动力学模型，并应用非线性随机振动理论，在对模型输入进行过滤白噪声简化的基础上，探讨了用FPK法解方程的可能途径。
A 4d dynamic model has been established for the vehicle suspension system. No-linear random vibration theory is used to discuss how to solve this equation by FPK based on filtered white noise input.
用理论和试验相结合的手段研究一类迟滞非线性振动系统的动力建模，提出一种新的建模方法，用此方法建立非线性模型用来描述这类系统的动态特性。
A combined theoretical and experimental study of a nonlinear vibration with hysteresis characteristics is done, and a new method for modeling of the nonlinear vibration system is presented.
用理论和试验相结合的手段研究一类迟滞非线性振动系统的动力建模，提出一种新的建模方法，用此方法建立非线性模型用来描述这类系统的动态特性。
A combined theoretical and experimental study of a nonlinear vibration with hysteresis characteristics is done, and a new method for modeling of the nonlinear vibration system is presented.
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