It mainly carries on the continuous process stochastic differential equation discretization of the research.
技术上的思想主要是将连续过程的随机微分方程离散化来进行研究。
A stochastic differential equation, which controls strength degradation, is obtained from the model randomized by Markov process.
对其进行随机化处理，得到控制强度退化过程的随机微分方程。
The stochastic differential equation is used to replace the ordinary differential equation to describe the process of the flow concentration more reasonable.
为了更合理的描述汇流过程，建模时应用随机微分方程替代确定性常微分方程。
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