结论应考虑使用分段光滑模型来建立新的微观交通模型。
Conclusion Piece-wise smooth mathematic model may be used in establishing new traffic model.
相反微观交通模型通过描述车辆个体行为，对交通状况做出较为细致的模拟，当模拟时间长度过大，与现实交通状况之间的误差越来越大。
On the other hand, when using Microscopic Traffic Model to describe the action of vehicles and stimulate the traffic in a meticulous way, the error will be big if the mimic time is long enough.
车辆跟驰模型是微观交通流模拟的一个基本模型，用来分析和描述在无法超车的同一车道上一辆车(驾驶员)跟随另一辆车的方式。
Car following model is a basic model in traffic microscopic simulation, using to analyze and describe the way one vehicle (driver) follows another in a single lane of traffic.
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