全部

1·The results showed that the product was grafted copolymer of cellulose acetate and poly(actic acid), and poly(actic acid) side chains were detected in the copolymer.

结果表明， 共聚物中存在聚乳酸支链，产物为纤维素醋酸酯与聚乳酸的接枝共聚物；