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2013-05-23 12:21
求翻譯：according to the natural source they are extracted from: plants seeds, plants, animals. Chitosan is a linear cationic polymer of high molecular weight obtained by deacetylation of chitin, a cellulose biopolymer widely distributed in nature, especially in marine invertebrates, insects, fungi, and yeasts. Chitosan was su是什么意思？ 待解決
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according to the natural source they are extracted from: plants seeds, plants, animals. Chitosan is a linear cationic polymer of high molecular weight obtained by deacetylation of chitin, a cellulose biopolymer widely distributed in nature, especially in marine invertebrates, insects, fungi, and yeasts. Chitosan was su
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