New Page 1 关 键 词 ：城市水土流失；地理信息系统；设计；开发 [gap=495]Key words: urban soil loss； GIS； design； development
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Artificial soil and water loss is the main aspect whereas the natural soil loss is only the secondary position in urban soil and water loss.
自然流失是城市水土流失的次要方面，城市建设产生的人为水土流失是城市水土流失的主体。
Compared with natural soil and water loss, urban soil and water loss has the features of artificiality, complexity, seriousness and regulation.
与自然水土流失相比，城市水土流失具有人为性、复杂性、严重性和可调控性等特点。
The city landscape building is of an important part to improve urban residential environment and control the soil and water loss.
城市地景建设是改善城市人居环境和防治水土流失的重要内容。
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