【摘要】 城市是一个复杂的有机体，也是一个特定的空间。用传统的研究方法、定性的方法已很难解决城市科学中的问题；用现代信息科学的手段，将空间位置与在此之上的信息数字化，建设城市信息化系统，实现城市信息的共享，为政府决策机构提供决策支持，为市民提供服务支持，这是信息时代的必然趋势，也是 ２１世纪城市的发展的方向。更多还原

【Abstract】 City is a complicated organism and specific space. It is difficult to settle the problems in city science with traditional study method and qualitative method. By means of information science, it is necessary to digitize space location and its information. Provide support for the decision-making department of government and serve the public. It is also the direction of city development in 21 century.更多还原