同时还对汤旺河流域的生态环境进行了分析和评价，将整个流域划分为不同的生态区域。
According to the analysis and assessment of the ecological environment of Tangwanghe Catchment, the ecotopes were classified.
在模型建立的过程中， 将流域划分为几个子流域， 先对每个子流域中的产流进行计算， 通过河道进行汇流。
The flow in each sub basin is calculated and then added together to get the runoff concentration of the main river.
本文侧重讨论岩溶水循环中产流与汇流、岩溶区流域面积确定、地表水与地下水划分、以及解决这些问题的技术方法。
In this paper, the mechanism of runoff-producing and flow confluence in karst area, the structure function of karst hydrological conceptual model, and the problem of modelling process are discussed.
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