System dynamics model shows the deed of system with structure and the focal point of system dynamics is to find structures.
系统动力学模型用结构展现系统行为，因此，系统动力学的重点是发现结构。
Taking the forestry economy system of Nanch 'a area in Heilongjiang province as an example, a system dynamics (SD) model is built, tested and analyzed based on structure analysis.
以黑龙江省南岔区(局)林业经济系统为例，在分析系统结构的基础上，构建了林业经济系统SD模型，并且对总体模型进行历史检验与仿真分析。
According to the simplified mechanical model, it can be calculated by the principle of structure dynamics and methods.
依据简化的力学模型，按照结构动力学原理和方法计算其反应。
Based on the dynamics of structure, this paper presented apratical method of two steps by double model for calculating the complexity shock-isolating system with nonlinear stiffness.
基于结构动力学理论，提出了一种用于分析计算复杂非线性隔冲减振系统的双模型两步计算法。
The development of fractal catalysts study in recent years was analyzed from four aspects: selection and assessment of catalysts, fractal pore structure, reaction dynamics and mathematics model.
从四个方面分析了近年来催化剂分形研究的方向和进展分形维数与催化剂评定和筛选，催化剂分形孔结构，分形与反应动力学，模型建立。
Structure finite element model updating technology based on the frequency response function is one of the most important directions in current structure dynamics research.
基于频响函数的结构有限元模型修正技术是当前结构动力学领域的重要研究方向之一。
For better understanding of the dynamics short-term interest rates, the paper establishes a basic model of term structure for China's interbank offered rate.
为了更好的描述我国短期利率的动态特性，本文以我国同业拆借利率作为研究对象，构造了我国同业拆借利率期限结构的基础模型。
Based on the ideal dynamics equation and the accelerometer structure parameters, the equivalent electrical model of the closed-loop accelerometer was established.
利用理想动力学方程和加速度计结构参数建立了闭环加速度计的等效电学模型。
Analytical methods on dynamics model of machine tool structure with joints were studied.
研究了考虑结合部特性的机床结构动力学特性的系统建模解析方法。
Integrated model updating technology of two kinds of modeling methods is rising, and becomes one of the most important directions in current structure dynamics research.
综合两种建模方法优点的模型修正技术随之兴起，成为当前结构动力学领域的重要研究方向之一。
To improve the dynamic characteristics of actual structure of parallel machine tools, they are reduced with a viscous damping model based on dynamics, which is developed according to vibration theory.
为了提高并联机床实际结构的动态特性，减少动态的基础上，这是根据振动理论与粘性阻尼模型。
Combining the dynamics characteristic of crane on lifting and the real structure, the loading model for finite element simulation is presented.
根据转台结构在起吊工况下的动力学特性，结合实际情况建立有限元动力学模拟的载荷模型。
Combining the dynamics characteristic of crane on lifting and the real structure, the loading model for finite element simulation is presented.
根据转台结构在起吊工况下的动力学特性，结合实际情况建立有限元动力学模拟的载荷模型。
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