尽管医学进步很快,加之抗生素不断出现,传染病也不断减少。然而,同细菌的斗争远未结束,在我们的生活圈内,微生物仍起着重要影响。为防止人体感染疾病,不仅在特定场所如医院,就连家庭和食堂也有防止食物中毒的卫生学问题。去除微生物最简便、安全的方法是紫外线,它可杀死真菌、立克次体、细菌;使病毒 Despite rapid medical advances and the continued emergence of antibiotics, infectious diseases have continued to decrease. However, the fight against bacteria is far from over. Microorganisms still play an important role in our lives. In order to prevent human infection, not only in specific places such as hospitals, but also in families and canteens, there are hygiene issues to prevent food poisoning. The simplest and safest way to remove microorganisms is ultraviolet light, which kills fungi, rickettsia, and bacteria;