Steady water surface profile of graduallyvariedflow can be calculated using either a steady flow approach or an unsteady flow approach.
使用计算机计算明渠恒定渐变流水面曲线有两种分法：恒定流方法和非恒定流方法。
2
The model is applied to calculate the transition water surface profiles from supercritical to graduallyvariedflow or from graduallyvariedflow to supercritical flow in rectangular open channel.