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sediment storage dam of soil and water conservation
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sediment storage dam of soil and water conservation
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水土保持工程措施
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sediment storage dam of soil and water conservation
拦沙坝
山洪泥石流沟道中用以拦蓄固体物质、防止泥沙灾害的挡拦建筑物。是水土流失地区沟道治理的一项主要工程措施。
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