管道长度管内径DL （m）（m）19606005000.0530.0530.08流量Q过水断面流速v2（m3/s）A（m）（m/s）0.00170.0020.005920.00220.00220.00500.760.911.18水力半径R(m)0.0130.0130.020糙率n系数C58.6158.6162.77系数λ0.02280.02280.01990.00830.00830.0083∑ξ11.011.011.0g9.819.819.81H损24.7110.868.83H净H总130.0157.1852.514064.44149.71
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