流行性感冒历史上的多次大流行给人类带来了深重灾难 ,尤其是 1 95 7年以来的 3次世界性大流行的新亚型均首发于我国。近2 0年来 ,虽未报道有流感大流行 ,但局部暴发屡有发生 ,因此 ,对流感防制措施的研究具有特别重要的意义。综观多年来各项流感防制措施的研究 ,疫苗防制无疑 The numerous pandemics in the history of influenza have brought great disaster to human beings. In particular, all the new subtypes of the three major global pandemics since 1995 have been started in our country. In the recent 20 years, although no influenza pandemic was reported, local outbreaks have occurred frequently. Therefore, the study of influenza prevention measures is of particular importance. Looking at the various influenza control measures over the years, no doubt, vaccine control