几何：逆坡与15degrees锥形。
工程实例也表明了逆坡沉沙池具有良好的沉淀效率及冲洗效果。
Existing practical engineering examples also shown that the back-slope settling basin is of good effects.
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 hydraulic properties and the course of sediment movement in settling basins of straight-line type with positive or reverse gradient slope are deseribed.
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