梯形明渠水力计算程序

底宽渠深边坡系数过水断面积斜坡长湿周长水力半径渠床糙率纵向坡降谢才系数流速流量bhmW=b*h+m*h*hS=2h（1+m*m）1/2X=b+SC＝R1/6/n0.511.523.60564.10560.48710.0250.00235.48161.10752.21500.40.610.61.69712.09710.28610.0250.00232.47010.77670.46600.660.2510.22750.70711.36710.16640.0250.004429.66580.80270.1826梯形排水沟水力计算表i＝Q＝W×V数据输入取值计算结果R＝w／xnv＝C（Ri）1／2