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群体免疫
释义
群体免疫
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医学
群体免疫
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herd immunity
群体免疫
根据某种传染病流行区域与人群发病等流行病学特点,在人群中进行大规模的疫苗或菌苗接种以预防和控制其传播流行的措施。又称社区免疫。
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chart of nuclides
chart of nuclides, nuclide chart
Chart of the Dharma-world of the Single Vehicle of the Hua-yen
chart of the nuclides
chart parser
chart platemaking
chart printing
chart projection
Chartres Cathedral
chart revision
chart scale
Charts of Zheng He's Naval Expeditions
chart subdivision
chart symbols
chart tangent space
chart title
chart transformation
CHASE
Chase the Hidden General with Boats off
Chashan Zhen
chasing
chasing butterflies
chasis
Chasles
Chasles-Cayley-Brill formula
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