城市是文明产生的重要因素之一。关于中国古代城市的产生原因,学术界有防御说、集市说、宗教中心说三种说法,但在历史上三种情况可能都存在,也可能互有交叉。一般认为,当生产力发展到一定水平,人类出现第三次社会大分工,就具备了城市起源的基本条件。一、我国城市的起源及早期的城市分布研究表明,我国在新石器时代出现了原始的农业和 City is one of the important factors of civilization. As for the causes of ancient Chinese cities, academics have said defensively that markets say that religious centers say three things, but all three cases in history may or may not intersect each other. It is generally believed that when the productive forces have developed to a certain level, the third great social division of labor for mankind has the basic conditions for the origin of the city. First, the origin of our city and early urban distribution studies show that our country emerged in the Neolithic primitive agriculture and