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水头损失计算器，允许以确定水管的压力下降, 水頭損失計算, 總水頭, 水流速計算, 给排水, 管道流量计算公式, 水管流量计算

Calculate the design diameter and slope for a section of sewer pipe. The Manning Equation is used fo

It allows to calculate the flow is conducted in an open channel for the given data, under uniform st

The Hazen–Williams equation is an empirical formula which calculates pressure drop of water in circu