“natural focus”的概念、定义、翻译、参考文献-科学参考

单词	natural focus
释义	natural focus Encyclopedia 医学自然疫源地释 natural focus自然疫源地在自然疫源性疾病传播循环中，能保证动物传染源的生存、保证病原体在动物体内繁殖、播散、循环的具有特定自然条件的地区，也是自然疫源性疾病病原体在一定条件下向周围播散的范围。
随便看	delayed neutron fraction delayed neutron precursor delayed onset muscle soreness delayed process delayed propagation of electromagnetic wave in the atmosphere delayed proton delayed rectifier potassium channel delayed renewal process delayed ripening genetically modified tomato Huafan 1 delayed set cementing delayed toxic effect delayed-trigger delayed union of frature delayed yield delay equation delayer delay factor delay fission neutron delay fringe frequency delay function delay generator delay line delay-locked loop delay-locked loop, DLL delay of gratification

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