V = Volume per Second P = Pressure Difference Between The Two Ends R = Internal Radius of the Tube n = Absolute Viscosity L = Total Length of the Tube
依泊肃叶方程计算
输入数值，点击”计算“，结果将显示。
\(v=\frac {π×P×R^4}{8×n×L}\)
\(π=3.1415\)
输入数据：两端的压力差：50mmHg；管的内部半径：0.5米；绝对粘度：10；该管的总长度：10米
输出结果：每秒的容量：0.0122718