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；
Polyvinylpyrrolidone (PVP) is a kind of fine polymer obtained by free radical polymerization of N-vinyl pyrrolidone (NVP).
聚乙烯基吡咯烷酮(pvp)，是一种水溶性精细高分子聚合物。
Freeze-dried vaccine was mixed with the vinyl-pyrrolidone monomer before being placed into microneedle molds and polymerized at room temperature using ultraviolet light.
而冷冻干燥的疫苗则在置入微针模子前与乙烯基吡咯烷酮单体混合、并在室温下用紫外光将混合物聚合。
Freeze-dried vaccine was mixed with the vinyl-pyrrolidone monomer before being placed into microneedle molds and polymerized at room temperature using ultraviolet light.
而冷冻干燥的疫苗则在置入微针模子前与乙烯基吡咯烷酮单体混合、并在室温下用紫外光将混合物聚合。
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