猜忌十字路口东西向和南北向的车流量，并送主机；交通灯智能控制，根据车流量实时调整红绿灯持续时间，车流超过上限报警，并将另一方向的红灯时间延长一倍；电子眼，记录违章车辆号码，并送主机数据库记录 -Suspicion at the crossroads to the east-west and north and south of the traffic flow and sent to the host intelligent control of traffic lights, accordi