1. 提出了水文下面的定义,分析了组成水文下面各要素的基本性质及其在、汇流方面的作用。
In the paper, the hydrological underlying surface is defined, the elements composing the hydrological underlying surface and their action on water yield and concentration are analyzed.

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2. 设计并研制了城市下面降雨汇流实验系统。
Design and development of the experimental system of runoff-producing and flow concentration of city underlying surface.

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3. 设计并研制了城市下面降雨汇流实验系统。
Design and development of the experimental system of runoff-producing and flow concentration of city underlying surface.

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