automatic car identification

例句：

1. 1. The new automatic car identification system has greatly improved the efficiency of traffic management.
   新的自动汽车识别系统大大提高了交通管理的工作效率。
2. 2. The police department is using an automatic car identification system to track down stolen vehicles.
   警察局正在使用一个自动汽车识别系统来追踪被盗车辆。
3. 3. The driver was able to identify the car by its unique license plate number.
   司机通过车牌号码成功地识别了那辆车。