【摘要】 本文对上感与流感的易感人群的预防、治疗提供有效的指导性措施。更多还原

【Abstract】 This article suggests that teachers and students are susceptible Population when people easily catch cold in spring and winter.It analyzes the causes,the syntoms and the hazard of cold and flu,also analyzes their differences.And it gives some effective and instructive measures about individual and populous prevention and treat ment of cold and flu.更多还原