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文章对图们江中游水域水底堆积物进行了物相分析，对其成因做了初步探讨，结果表明，该堆积物主要为砂质和部分磁铁矿，粘土矿物较少。
The article has carried on the phase analysis to the underwater sediment in the middle reaches of the Tumen River and made a preliminary discussion on its genesis. The results show that the sediment is mainly sandy and partly magnetite, with less clay minerals.