nitrogen oxides

  • 氧化氮
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nitrogen oxides的英文翻译是什么意思,词典释义与在线翻译:

英英释义

名词 nitrogen oxide:
  1. any of several oxides of nitrogen formed by the action of nitric acid on oxidizable materials; present in car exhausts

nitrogen oxides的用法和样例:

例句

  1. In the spark-ignition engine, recirculating some of the exhaust gas reduces the emission of nitrogen oxides.
    在火花点火的发动机中,再循环的一部分废气减少了氧化氮的有害污染物。
  2. The concentrations of nitrogen dioxide and ozone also exceed the objectives for a few days in a year.
    二氧化氮及臭氧的浓度,每年也有几天超出了空气质素指标。
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