该电路用于汽车上，可在行驶过程中队路上的电子警察进行监控，提早预报给驾驶人员；同时对于限速路段也提供报警功能；目前对于PCI源代码部分尚未破解，进行中；-the circuit for the car, in the process moving along squadron of electronic police surveillance, Early prediction for motorists; Meanwhile, the speed limit section also prov