Design and development of the experimental system of runoff-producing and flow concentration of city underlying surface.
设计并研制了城市下垫面降雨产汇流实验系统。
2
The region of upper Lanzhou is main runoff-producing area in Yellow river basin, and the base-flow plays an important role in the runoff.
黄河兰州以上是黄河流域主要来水区，其中基流在来水量中占有相当大的比重。
3
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.