infectivity中文什么意思

n.
传染性；易传染性。

• destroy infectivity:    灭活,灭能
• infectivity titer:    传染性滴度
• relative infectivity:    相对传染性

例句与用法

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1. The nondescript bacteria were responsible for the infectivity of the filtrate .
   这种滤液的侵染性应归之于不能描述的细菌。
2. The infectivity and other properties of viruses can be assayed by several methods .
   病毒的传染性及其它性质可通过几种方法鉴定。
3. Viruses do not loose their infectivity following their adsorption to a solid particles .
   病毒吸附到固体颗粒上后并不丧失它们的感染力。
4. This shows that the rigors of space flight can reduce the infectivity of some viruses .
   这表明在苛刻的空间飞行条件下，能减少某些病毒的感染力。
5. The infectivity is quantified by counting the number of infective centers such as plaques pocks and foci .
   应用计算感染点数目来确定其传染性，如蚀斑，痘疱及病杜数。

百科释义

In epidemiology, infectivity refers to the ability of a pathogen to establish an infection. More specifically, infectivity is a pathogen's capacity for horizontal transmission that is, how frequently it spreads among hosts that are not in a parent-child relationship.