Based on field measured data, sediment source and moving featuresin Luoyuanwan Bay are analyzed. And through empirical formula, Sediment strength and yield in the basins and channels under different plans is calculated.%根据现场实测资料，分析了罗源湾海区泥沙来源及运移特征；利用经验公式，计算了不同规划方案下港池和航道淤积强度和淤积量的变化及分布规律。
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