The city grows up to regional economic growth pole by the gathering economy and economies of scale , makes full use of the pole effect and drop effect . and its material progress and cultural and ideological progress develop and diffuse continuously , industrial structure convert to higher grade , the urban and rural develop together and become integration 城市通过聚集经济和规模经济效益，成长为区域经济的增长极，发挥极化效应和涓滴效应，使城市物质文明和文化不断发展、扩散，城市和区域产业结构不断转换升级，城乡共同发展，最终实现城乡一体化的过程。
