明渠水流是对具有自由表面的水流在有限尺度的固体边界约束下流动现象的一种概化。

Open channel flow is a sort of generalize for water flow phenomenon, which water stream with free surface be leashed by solid boundary with finity scale.

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在有限的空间中，合理的家具尺度选择和合理的功能布局就显得非常重要。

In a limited space, a reasonable measure of choice and reasonable furniture, functional layout is very important.

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针对预测多种尺度颗粒随机分布复合材料等效热传导参数的难点，提出了一种多尺度有限元方法。

A finite element (fe) method for the prediction of the equivalent heat transfer parameters of the composite material with random multi-scale grains was presented.

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