Results of homogeneous turbulence experiments show that the diffusion coefficient varies with the size and density of sediment particles, just as indicated by the theoretical analysis.
表达式显示出的扩散系数随垂向脉动流速均方根值和颗粒粒径、密度而变化的趋势与实验结果吻合。
The relationship between erosion rates and shear stress was determined by the particle composition, structure, wet density and water content of the sediment.
沉积物的颗粒组成、结构、密度、含水率等决定了冲刷率与剪应力的变化关系。
Density currents generated by saline and fresh water interactions are also important in the transport of sediment in estuaries.
由盐水和淡水相互作用所产生的异重流，在河口泥沙输移中也是很重要的。
The density of Mytilopsis sallei near outfall of shrimp pond was higher than that far from outfall of shrimp pond both on panel and in sediment.
无论是挂板还是沉积物，靠近虾池排水口的水域沙筛贝附着密度较低，而远离虾池排水口的水域沙筛贝附着密度较高。
Based on the digital mask technique, the distribution of sand area density and the sediment-transport rate in flow field were obtained.
采用图像处理的数字掩码技术，处理图像得到了沙粒在流场中的面密度以及单宽输沙率。
Sediment density is one of main physical characteristics of river sediment.
泥沙密度是河流泥沙的主要物理特性之一。
The density horizon may influence the content of sediment in the runoff.
紧实层的存在影响地表入渗和坡面产流产沙量。
Finally the formula of unit sediment rate of density flow in Xiaolangdi reservoir has been pointed out and the data of other reservoirs has been verified.
最后，给出了小浪底水库异重流单宽输沙率公式，并得到其它水库资料验证。
Since 2004, Yellow River Conservancy Commission has conducted large-scale prototype testing of artificial density current for sediment ejection and obtained valuable primary data.
自2004年开始，黄委在小浪底水库进行大规模的人工塑造异重流排沙的原型试验，取得了宝贵的原始资料。
Even though these rivers carry a significant sediment load in suspension, the density of the sediment-laden water is rarely at or above the density of seawater.
尽管这些河流带着大量悬浮的颗粒，这带有沉淀物的水的密度仍仅仅达到或者低于海水的密度。
Using density current to eject sediment is one of the most effective methods for both prolonging reservoir working life and saving the limited water resource.
运用异重流对水库进行排沙是延长水库寿命并节约清水资源的行之有效的重要方法。
Under the same other conditions, runoff generation, sediment concentration and sediment yield of the soil with smaller bulk density were relatively greater.
在其它条件相同时，容重较小的土质，其径流量、含沙量和产沙量相对较大。
Under the same other conditions, runoff generation, sediment concentration and sediment yield of the soil with smaller bulk density were relatively greater.
在其它条件相同时，容重较小的土质，其径流量、含沙量和产沙量相对较大。
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