如果能够很好的利用数值模拟解决这类问题，不仅可以很好地对这些水流流动结构进行研究，同时相对于试验来说可以节省人力、财力和时间。
If this kind of problem can be solved using numerical simulation, it not only can do some research on those flow structure, but can save manpower, budget and time.
利用这些模型可数值模拟水轮机中含沙水流的流动、沙粒在水轮机过流通道内的浓度分布、运动轨迹及水轮机过流部件的磨损率。
These models can be used to predict the sandy water flow in hydraulic turbine, the sand particle trajectories in hydraulic ducts and the wear rates of hydraulic turbine components.
在计算机图形学中，模拟水流动画是一个有意义并且具有挑战性的课题。
The making of water animation is a very interesting and challenging problem in computer graphics.
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