amount of sediment deposition
amount of sediment deposition
泥沙淤积量
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Improving the navigable capability of waterway, it is necessary to study the changes of hydrodynamic condition and to predict the amount of sediment deposition in the dredged channel.
而疏深航道以提高通航能力，需要研究水域水动力变化并预测疏浚槽的回淤。
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