汽车作为交通运输工具,它与船舶和火车相比,具有机动灵活、周转快、可直接从生产地运给消费者无须中途换装等优点,因而使平均运距日渐增加。但汽车的运载量受到本身结构和道路条件的限制而不能无止境地提高,所以使用和发展汽车列车也就成为解 Compared with ships and trains, automobiles are the means of transportation. They have the advantages of flexible maneuvering, quick turnaround, and direct transportation from the place of production to consumers without the need to change their clothes. As a result, the average distance is increasing. However, the carrying capacity of a car is limited by its own structure and road conditions and can not be increased indefinitely. Therefore, using and developing a car train becomes a solution