河漫滩沉积（flood plain deposit）又称洪泛平原沉积（flood land deposit），是冲积相沉积类型之一。
研究了长江下游南通段河漫滩沉积剖面的粒度和磁化率特征，由此识别出长江下游南通段现代洪水事件。
After analyzing the characteristics of grain size and the susceptibilities of the sedimentary samples, we identified several flood events in the lower reach of Yangtze River.
研究成果表明，河漫滩表层沉积物是森林超低密度地球化学调查的最佳采样介质。
Studies show that surface sediments of the flood land seem to be the best sampling media in ultra-low density geochemical investigation in forest-swamp areas.
河漫滩上沉积物的沉积伴随着与沉积物相结合的营养和污染物质的沉积。
Deposition of sediments on river floodplains is accompanied by the deposition of sediment-associated nutrients and pollutants.
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