小城镇①既是一种城市形态,也是区域经济中最基本的经济单元,是区域经济发展的“增长极”之一,其规模比城市小但又初步具备了城市的基本要素,它是农村脱离自然状态向城市化发展迈进的第一步。镇级经济是综合性的区域经济,是小城镇各种经济关系的总称。发展镇级经济是农业地区城 Small towns are not only a kind of urban form but also the most basic economic unit in the regional economy. They are one of the “growth poles” of regional economic development. Their size is smaller than that of the cities but they are initially equipped with the basic elements of the city. The first step of the natural state toward urbanization. Township economy is a comprehensive regional economy, is the general term for various economic relations in small towns. The development of the town economy is an agricultural district city