国外养路机械的发展已有六、七十年的历史。各资本主义国家为了追求高额利润,减少养路人员,互相竞争,标新立异。其在技术发展上的一些趋向值得我们研究。机械化水平和大、中、小型的发展情况美国、西德等资本主义国家机械化水平较高。第二次世界大战 The development of foreign road maintenance machinery has six or seventy years of history. In order to pursue high profits, the capitalist countries have reduced the number of road maintenance personnel and competed with each other and made innovations. Some of its trends in technological development deserve our study. The level of mechanization and the development of large, medium and small scale The capitalist countries such as the United States and West Germany have a higher level of mechanization. Second World War