流速V=(P/p)^(1/2)=(300000//1000)^(1/2)=17.32 m/s
流量Q=S*V=∏(D/2)^2*V=3.14*(0.05^2)*17.32=0.13596 m^3/s
每小时供水则为:Q*t=0.13596 *3600=489.46 m^3
流速V=(P/p)^(1/2)=(300000//1000)^(1/2)=17.32 m/s
流量Q=S*V=∏(D/2)^2*V=3.14*(0.05^2)*17.32=0.13596 m^3/s
每小时供水则为:Q*t=0.13596 *3600=489.46 m^3