基于元胞自动机实现人员疏散仿真，介绍背景场模型和格子气模型的原理,采用格子气模型和背景场模型对障碍物双出口房间内的行人疏散过程(Based on the cellular automata to realize the evacuation simulation of the personnel, introduce the principle of the background field model and the lattice gas model, and adopt the latti