系统所需执行的操作由相应的开关状态反映，所需控制的信号灯有仪表板左/右转弯绿色指示灯，车前部左/右黄色头灯、车后部左/右黄色尾灯和车后部左右红色刹车尾灯。各灯在闪烁时其频率为2Hz。-System for the implementation of the operation reflected by the corresponding switch state, the required control signals are dashboard left/right turn green l