Aiming at the issue of ditch network structurally generalized difficultly, the Route System Model is imported to organize the ditch network data, and the ditch is classified morphologically.

• 摘要针对人工河网难于结构化综合的问题，引入路径系统模型组织人工河网数据，并在形态上对沟渠进行分级、分类。