挟沙水流的运动规律是泥沙运动力学中最基本、最重要的研究课题之一。
The mechanics of sediment-laden flow has been one of the most important subjects in hydraulics and river dynamics.
挟沙水流中的泥沙颗粒因水流紊动而悬浮，同时受重力作用而下沉。
Sediment particles is suspended in the sediment-laden flow because of the flow turbulence, and settle down due to gravity action.
本文是作者和一些同志近年来所进行挟沙水流的水流和泥沙运动机理和输沙能力研究成果的概括。
This paper is a summary of study works on the movement mechanism and transport competency of sediment laden flow completed by the author with other collaborators.
级配越宽，细颗粒泥沙所占的比重越大，则在同等水力条件下水流挟沙力越大。
The wider the sand graduation and the bigger the weight ratio of the fine sands, the bigger the sand carrying capacity of flow in the same hydraulic dynamic condition.
进而在引入颗粒碰撞扩散的基础上，对泥沙颗粒扩散理论进行修正，从而在理论上得到了挟沙水流泥沙含量分布规律的公式。
By introducing the diffusion caused by sediment colliding, the diffusion theory is revised, and the equation for sediment concentration distribution is derived from theory analysis.
进入涡管槽口的挟沙水流会形成强有力的螺旋流沿涡管流动，能有效地排除底部推移质泥沙。
The flow with sediment trapped by the slit of the vortex tube can form vortex inside the tube and exclude efficiently the coarse sediment near the bed layer in front of the tube.
介绍了旋转环形水槽的结构和工作原理，提出了削弱环形水流离心力的方法，通过环形水槽中周期往复流泥沙运动试验得出水体含沙量与床面剪切力和水体挟沙力之间的关系。
The method of weakening centrifugal force in the rotary ring flume is proposed and sediment movement under the effect of periodic reciprocating current is tested in the ring flume.
明槽挟沙水流中的泥沙扩散是泥沙运动力学研究中的基本课题，泥沙扩散系数研究是其中的一个核心内容。
The sediment diffusion in the open-channel flow is a basic question in sediment research, and sediment diffusivity research is one of the most important aspects.
挟沙水流卡门常数是反映泥沙运动对水流结构影响的重要参数之一，本文回顾并讨论了挟沙水流卡门常数的计算公式及其影响因素。
The von Karman constant of sediment-laden flows is one of the important parameters reflecting the influence of sediment movement on the flow structure.
挟沙水流卡门常数是反映泥沙运动对水流结构影响的重要参数之一，本文回顾并讨论了挟沙水流卡门常数的计算公式及其影响因素。
The von Karman constant of sediment-laden flows is one of the important parameters reflecting the influence of sediment movement on the flow structure.
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