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(梯形断面)明渠均匀流试算公式F(Km2)1.8Kp1%Kp5%Kp10%备注2.755.963.442.43Cv1.22QKP1%QKP5%QKP10%四级河流Cs=2.5Cv3.0524.314.039.91n0.67参数b=30m=1.5n=0.03i=0.01h(米)0.10.20.3470.40.4810.60.70.8ω=(b+mh)h3.026.0610.5912.2414.7818.5421.7424.96χ=b+2h(1+m^2)^0.530.3630.7231.2531.4431.7332.1632.5232.88R=ω/χ0.09950.19730.33890.38930.46580.57650.66850.7591C=1/n*R^0.166722.68925.431827.831828.482629.347330.409131.16931.8364Q=ωC(Ri)^0.52.166.8517.1621.7529.642.8155.469.23(矩形断面)明渠均匀流试算公式F(Km2)3Kp1%Kp5%Kp10%备注2.755.963.442.43Cv1.22QKP1%QKP5%QKP10%四级河流Cs=2.5Cv3.0534.2219.7513.95n0.67参数b=30n=0.03i=0.00667h(米)0.10.20.3470.40.4810.60.70.8ω=bh3610.411214.43182124χ=b+2h30.230.430.6930.830.9631.231.431.6R=ω/χ0.09930.19740.33920.38960.46610.57690.66880.7595C=1/n*R^0.166722.681425.433927.835928.486229.350430.412631.171431.8392