V2EX denitrification

Denitrification

释义 (Definition)

反硝化作用:在缺氧或低氧条件下,某些微生物把硝酸盐/亚硝酸盐(NO/NO)还原氮气(N)或一氧化二氮(NO)等气体的过程,是氮循环的重要环节。

发音 (Pronunciation, IPA)

/dinatrfken/

例句 (Examples)

Denitrification happens when soils are waterlogged and low in oxygen.
土壤积水、氧气不足时就可能发生反硝化作用。

In many wetlands, denitrification helps remove excess nitrate from runoff, but it can also release nitrous oxide, a potent greenhouse gas.
在许多湿地中,反硝化作用有助于去除径流中的过量硝酸盐,但也可能释放强效温室气体一氧化二氮。

词源 (Etymology)

由 **de-**(表示“去除/逆转”)+ **nitr-**(与“硝酸盐/氮”相关,源自 nitre,意为“硝石”)+ -ification(“使……化/形成……过程”)构成,字面意思接近“去硝酸盐化的过程”,即把硝酸盐转化为气态氮的过程。

相关词 (Related Words)

文献与著作中的用例 (Notable Works)

  • Brock Biology of Microorganisms(微生物学教材,讨论反硝化菌与代谢途径)
  • Principles and Applications of Soil Microbiology(土壤微生物学中反硝化与土壤氮循环)
  • Biogeochemistry: An Analysis of Global Change(生物地球化学框架下的反硝化与全球氮循环)
  • Environmental Microbiology(环境微生物学中与水体/土壤污染治理相关的反硝化)
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