“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	boric acid boric acid anhydride boric anhydride Borich Lvovich Vasiliev boride boride ceramics boriding Borinage borinane boring boring cutter boring jig boring machine boring machine safety Boris Abramovich Berezovsky Boris Abramovich Slutsky Boris Aleksandrovich Timofeev Boris Alekseevich Chichibabin Boris Andreevich Mozhaev Boris Andreyev Boris Andreyevich Lavrenyov Boris Andreyevich Pilnyak Boris Babochkin Boris Borisovich Golitsyin Boris borozanov

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