Based on sediment transport experiments, the interaction between flow and sediment movement is analysed and the problems of grain resistance and bed load transport on plane movable bed are discussed.
本文在输沙实验的基础上，从研究水流结构着手，分析了水流和泥沙之间的相互作用关系，讨论了动床沙粒阻力和底沙输移规律。
The formulas of velocity distribution, flow resistance and bed load transport rate are obtained, in which the flow and sediment movement are considered simultaneously.
本文还导得动平床情况下的流速分布公式、阻力公式和输沙率公式，使动床的水流运动和输沙过程得以联解。
The similarity criteria for designing the sediment models for plain sand-bed rivers include similarity of flow, bed load and suspended load.
认为平原细沙河流的泥沙模型设计所遵循的相似准则应包括水流运动相似、推移质运动相似和悬移质运动相似。
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