通过对梁王河流域和大鲫鱼沟流域实测降雨径流资料的分析与反演，提出了适合该区域的产流计算CN值。
CN values of the SCS model are calibrated by matching the modeled results with the observed ones for the gauged river catchments of Liang.
第十二条国家对水资源实行流域管理与行政区域管理相结合的管理体制。
Article 12 the state shall, with respect to water resources, adopt a system that organizes the administration by watersheds as well as by administrative areas.
基于水污染的区域化和流域性特点，提出了区域尾水的概念，并对其范围和内涵作了讨论与界定。
Based on the characters of water pollution in different regions and drainage areas, the concept of regional treated wastewater was put forward, with its scope and notion defined and discussed.
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