With the development of Internet technology, online recruitment has become a communication platform for recruiters and applicants. In order to understand the dynamic information of society and the related industries, using the network text information and data mining technology to research the online recruitment information, we can get the social demand for talent and talent demand trends, which is of great significance to the colleges and universities and the graduates preparing for employment.

The article is mainly to take the rational allocation of urban space, to optimize the urban space resources, to improve the road network traffic capacity and to coordinate each main road and the road vehicle flowing as a starting point. It is the evaluation system that is through the system dynamics building road network settings, intersection, traffic lights, and the rush hour and so on. And then using Poisson distribution imitates the case that each main traffic road and the branches of roads are flowing in some places after opening. It can be concluded that the stress of traffic around the roads is decreased by comparing the traffic capacity and the number of stranded vehicles.

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