The settling velocity of sedimentary particles in still water is an important index in the study of the mechanics of sedimentmotion.
在静水中的泥沙沉速，是研究泥沙运动规律时的一个重要指标。
2
According to the statistical theory of sediment transportation the statistical characteristics of incipient sedimentmotion is further described.
文中根据泥沙运动统计理论进一步阐述和验证了泥沙起动的统计规律。
3
Making use of measured data in-situ, this paper carried out analysis and investigation on the tidal current characteristics in spoil area and the regularity of sedimentmotion.