It is very important for study of mechanics of bed-load transport and of bed-load transport rate.
这对于了解推移质运动机理及进行推移质输沙率研究有着重要的意义。
Based on the study of sediment transport under the actions of tidal currents and wind waves a mathematical model of suspended load and bed load for Yangtze estuary is developed.
摘要通过对长江口径流、潮流和波浪共同作用下的泥沙运动规律的研究，开发并建立了长江口全沙(悬沙和底沙)数学模型。
The nearby beaches may supply sediment for the embayment during storm surges, by causing bed-load and suspended-load transport of the beach material towards deeper waters.
胶州湾沙滩供沙的主要机制是通过风暴潮期间强烈的动力作用，使沙滩沉积物以悬移质、底移质形式向深水区扩散或搬运。
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。
When the flow intensity is high, the transport rate of bed load as given by Einstein formula might be too small.
在水流很强时，爱因斯坦公式所给出的推移质输沙率有可能偏小。
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。
And then, the law of low transport rate of the nonuniform bed load is presented, its theoretical expression is derived and the calculated results and given.
进而阐述了非均匀沙推移质低输沙率规律，导出了其理论表达式，并进行了数值计算。
A method is proposed for calculating the bed suspended load ratio of transport rate both uniform and non uniform sand in coast sediment movement as well as for calculating that of channel deposition.
提出了海岸泥沙运动中均匀沙和非均匀沙输沙率推悬比和航道淤积推悬比的计算方法。
Especially, while exchanging between bedload and bed material, the net transport of bed load towards waters was considered.
主要在床沙与推移质交换的同时，考虑了床沙与推移质向悬移质的净交换。
Computation of the bed load transport considered the influences of bed slope on both critical bed shear stress and bed load transport rate.
泥沙推移质的计算考虑了床面坡度对推移质输沙率和临界启动剪切力的综合影响。
Rule of bed load transport in tidal reach of the Yangtze river and distributing rule along the river are studied.
研究长江感潮河段推移质输移规律和沿程分布规律。
In this paper, the recent researches on the movement and transport of the water, solute, nutrient and bed-load in farmland ecosystem are reviewed and the research prospects in future are pointed out.
对近年来国内外农田生态系统中的水分、溶质和养分迁移的研究工作进行了评述，并指出了需进一步研究的问题。
Based on the study of sediment transport under the actions of tidal currents and wind waves, a mathematical model of suspended load and bed load for Yangtze Estuary is developed.
通过对长江口径流、潮流和波浪共同作用下的泥沙运动规律的研究，开发并建立了长江口全沙(悬沙和底沙)数学模型。
A sediment transport model of bed load that interacts with 3d turbulent flow was developed.
开发了与全三维紊流模型连接计算的泥沙模型。
A sediment transport model of bed load that interacts with 3d turbulent flow was developed.
开发了与全三维紊流模型连接计算的泥沙模型。
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