实现四通道的数据传输控制，并能实时传输数据。-To achieve four-channel data transmission control, and real-time transmission of data.

运用改进后的元胞传输模型对城市快速路入口匝道处的各交通流现象进行模拟仿真，对交通控制方法的研究有主要作用。-Cell transmission model for each use of the improved traffic flow phenomena at the urban freeway on-ramp will be simulation, study traffic control method has a major role.