洪峰流量计算(推理公式)河涌名设计频率集雨面积干流河长干流坡F(km2)L（km)降Jm（查θ=L/J1/3图）Ht24（查Cv24(查图）图）1#防洪沟50%1#防洪沟50%1#防洪沟50%1#防洪沟20%2#防洪沟20%3#防洪沟20%1#截洪沟2#截洪沟3#截洪沟4#截洪沟50.00%50.00%50.00%20.00%20.00%20.00%5.00%5.00%5.00%5.00%0.1.480.820.1.480.820.050.040.030.071.723.501.742.113.501.740.470.470.370.370.11880.0360.11260.11880.0360.11260.197030.197870.253410.239133.5010.593.594.2910.593.590.810.810.580.590.62141.000.63141.000.63141.000.62141.000.63141.000.63141.000.420.420.420.42139.00139.00139.00139.000.400.400.400.400.400.400.400.400.400.40手册算例1.00%21.708.30.0424.271.14246.000.65Ht1（查图）HCv1(查t6Cv6(查（查图）图）图）αt24αt1αt6tτQm(m3/s)f(mm/h)545454545454585858580.380.380.380.380.380.380.350.350.350.35100100100100100100959595950.40.9780.930.40.9780.930.40.9780.930.40.9780.930.40.9780.930.40.9780.930.430.430.430.43111111110.960.960.960.960.960.9611110.9232.7070.8661.0862.40.7970.4500.4830.3560.2680.922.740.861.092.460.800.450.480.360.278.388.4311.339.8712.9515.692.011.491.374.604.54.54.54.54.54.54.54.54.54.5730.411590.550.9850.950.9671.0741.07921.614.5备注
