After analysis of probability distribution law of traffic flow, this paper puts forward the Section Vehicle Dispatch Model that ADAPTS to microscopic traffic simulation based on Poisson distribution.

论文在分析了交通流概率分布规律的基础上，提出一种适用于微观交通仿真的基于泊松分布的断面发车模型。

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It is hard to establish a precise model in the microscopic simulation of traffic flow because of the uncertainty of drivers' behavior.

在微观交通流模拟中，由于驾驶行为的不确定性，难以建立精确模型。

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