The hydraulic properties and the course of sediment movement in settling basins of straight-line type with positive or reverse gradient slope are deseribed.
本文从理论上分析了平流直线型顺坡及逆坡沉沙池的水流特性及泥沙运动过程。
The line sink drainage element method was proposed to solve the problem that small FEM grid was needed near drainage holes due to the high hydraulic gradient at the cost of time consuming.
为模拟排水效应并解决排水孔附近水头梯度大、有限元网格划分细而显著增加计算量的问题，提出了汇线单元法。
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