In order to predict the multiple jets screech phenomenon in the scarfing process of rolling slab,a three-dimensional tra......

用三维湍浮力流模式结合有限分析法对河流中单向性同流扩散器的近区稀释特性进行精确的数值分析，所得结果与Ｐａｒｒ的试验资料吻合良好，进而......