This analysis assumes the effluent is completely mixed once it enters the stream and the concentration of residuals is uniform throughout any streamcrosssection.
这个分析以为一旦它进入这条溪，残余的集中在整个任何溪横断面相同，废水被完全混合。
2
The flood combination of Dongting Lake′s outflow and Yangtze River main stream′s inflow affect heavily the water level of Chenglingji cross-section.
洞庭湖出流与长江干流来水流量的不同遭遇对城陵矶断面水位的影响非常显著。
3
The model is applied to forecast the variation process of main stream direction, crosssection and channel slope of a conceptualized curved river under the erosion of clear water.