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sediment delivery ratio
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sediment delivery ratio
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工学
土壤侵蚀
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sediment delivery ratio
泥沙输移比
河流某一时段通过特定断面的输沙量与该断面以上流域总侵蚀量之比,或河槽某断面输沙模数与该断面以上流域的侵蚀模数之比。
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