According to the feature of this system, through static design and selecting component's parameter, then carrying out dynamic model's establishment and simulation of several kinds control strategies.
根据系统的特点，通过静态设计，选取元件参数，然后通过动态建模分析以及几种控制策略的仿真研究。
The article draw up to match through a curve and estimate with parameter to establishment mathematics model according to time sequence theories, Carry on the analysis to the current urea market.
本文根据时间序列理论通过曲线拟合和参数估计来建立数学模型，对当前尿素市场进行分析。
The article draw up to match through a curve and estimate with parameter to establishment mathematics model according to time sequence theories, Carry on the analysis to the current urea market.
本文根据时间序列理论通过曲线拟合和参数估计来建立数学模型，对当前尿素市场进行分析。
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