影响汊道分流比的主要因素有：两汊的比降、过水断面积、糙率、流速等。
Main factors effecting on flow rate in braided river is gradient of anabranch, area of water, roughness and velocity.
影响汊道分流比的主要因素有：两汊的比降、过水断面积、糙率、流速等。
Main factors effecting on flow rate in braided river is gardient of anabranch, area of water, roughness and velocity.
改斜坡式断面为直立式断面，缩小下游引航道的过水面积，不仅能减少淤积量，而且有利于提高冲沙效率。
The change of the slope section to vertical section and the reduction of wetted cross-section may not only decrease deposition but also improve sediment scouring efficiency.
应用推荐