The applications of landscapes virtual reality technology to small watersheds are discussed.
探讨了小流域景观虚拟现实技术在水土保持中的应用。
The three-dimensional inquiring system was realized by information system of small watersheds built by dummy GIS.
在此基础上，应用虚拟GIS建立小流域信息系统，实现全县水土流失的三维动态查询。
SCS model is applied to calculating runoff amount of several typical small watersheds of North of Shaanxi and Weibei .
用SCS降水-径流模型对陕北渭北多个典型小型集水区降雨径流量进行了分析与计算。
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