The highway toll collector system was researched by using the finite automata theory. 利用有穷自动机理论研究了高速公路收费站的收费系统。
According to the theory of Cellular Automata, we built an improved traffic-flow model, and gave the evolving rules of every vehicle. 摘要根据元胞自动机理论建立改进的交通流模型，给出每辆车的演化规则。
