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高速公路是国家的重要基础设施,是经济发展到一定阶段的必然产物,是国家经济发展的重要支撑,也是一个国家现代化水平的重要标志之一。随着高速公路里程的不断增加和高速公路网的不断完善,专业化的高速公路路政管理保障高速公路良好运行、发挥最佳经济
Expressway is an important infrastructure of a country, an inevitable product of economic development to a certain stage, an important support for the country’s economic development, and an important symbol of the modernization level of a country. With the continuous increase of highway mileage and continuous improvement of the highway network, specialized highway administration to ensure the smooth operation of the highway, to play the best economy