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double horizontal plate breakwater 双层水平板式防波堤
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A kind of breakwater is proposed which consists of two horizontal plates with the same dimension. One is on the free surface, the other is submerged just below it.
用两块相同尺寸的水平板结构作为一种防波堤，上层板位于自由水面处，下层板在其下某一深度处。
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