用混凝土护栏建造的1至5米高且用沙回填而成的砂坝从5个不同方案中脱颖而出，被选为最佳方案。
Sand DAMS, which are constructed out of concrete barriers 1-5m high and backfilled with sand, were voted as the best idea from five different proposals.
通过对溢洪道宽度和淤地坝坝高的优选，找到了二者的最佳组合；
Though optimization of broad of spillway and dam height of silt dam, their optimum combination was found;
通过对溢洪道宽度和淤地坝坝高的优选，找到了二者的最佳组合；
Though optimization of broad of spillway and dam height of silt dam, their optimum combination was found;
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