Based on the previous research results at home and abroad, the recent progresses of biogeochemistry studies on nitrogen and phosphorus in offshore sediment were discussed.

通过对国内外学者十几年来在近海沉积物氮磷地球化学方面研究工作的综述，阐明了该方面的最新进展。

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Compared with some other domestic offshore areas, the exchange rate of PO 4-p at the sediment-water interface in Sanggou Bay was relatively higher.

与我国其他近岸海域相比，桑沟湾沉积物水界面磷的交换速率相对较高。

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