Modifying the Structure Dynamics Model 结构动力模型的修正
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。
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