论文部分内容阅读
近年来,汽车运输业发展迅速,尤其是汽车和挂车技术有了很大进步,致使汽车运输在各种运输方式中占据了重要地位。
In recent years, the rapid development of automobile transport industry, especially the car and trailer technology has made great progress, resulting in a variety of modes of transport of car transport occupy an important position.