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The terpolymers of the invention: (a) a vinyl lactam, such as vinyl pyrrolidone or vinyl caprolactam;
发明的三元:(一)一乙烯基酰胺,如聚乙烯吡咯烷酮或乙烯基己内酰胺;
youdao
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The terpolymers of the invention: (a) a vinyl lactam, such as vinyl pyrrolidone or vinyl caprolactam;
发明的三元:(一)一乙烯基酰胺,如聚乙烯吡咯烷酮或乙烯基己内酰胺;
youdao