尽管ＧＩＳ在城市规划中的应用已取得了初步成果，但是其应用的深度和广度还很不够。要发挥ＧＩＳ在城市规划的有效作用，应亟需解决四个问题：①建立ＵＧＩＳ标准。我国已建立“国家标准空间数据交换文件”等ＧＩＳ数据、信息标准，但这远远不能满足需要，标准的不全面，造成? Although the application of GIS in urban planning has achieved initial results, its application depth and breadth is not enough. To play an effective role of GIS in urban planning, four problems should be solved urgently: ①The establishment of UGIS standard. China has established GIS data and information standards such as the “National Standard Spatial Data Exchange File”, but this is far from meeting the needs. The standards are not comprehensive and the result is that?