The test results show that the apron can reduce back flow at the dam toe, and the piers can obviously diminish river bed scouring near the scour resistant wall.
试验结果表明：护坦减轻了下游纵向围堰左侧坝趾处的回流淘刷，隔流墩明显减轻了防冲墙附近河床的冲刷，确保了坝基和下游纵向围堰的安全。
A movable bed model test was carried out to study the flow diversion efficiency and local scour of a new-type submerged spur of sheet piles.
为研究新型板桩潜坝导流功效与局部冲刷问题，进行了针对性的动床模型设计。
A vertical two-dimensional flow model is developed to model the current around pipeline. A scour model is developed to model the change of bed level.
通过建立一个垂直二维紊流模型来模拟管道周围流场。建立泥沙冲刷模型来模拟海床底面变化。
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