本文介绍了世界铁路养路机械化的水平、发展趋势及发展中的经验与教训,并根据我国国情,提出了发展我国养路机械化必须贯彻国产与引进相结合,以国产为主的原则,大、中、小相结合的方针。指出:为保证高速、重载、大密度的铁路运输,必须发展具有当代先进水平的养路机械。 This paper introduces the level, development trend and developing experiences and lessons of railway maintenance mechanization in the world. According to China’s national conditions, it puts forward that the principle of combining domestication with introduction should be implemented in developing mechanization of road maintenance in our country, Small combination of guidelines. He pointed out: In order to ensure high-speed, heavy-load and large-density railway transportation, it is necessary to develop modern road maintenance machinery with the advanced level.