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active nitrogen造句

"active nitrogen"是什么意思   

例句與造句

  1. In 1910 Robert Strutt discovered that an electrical discharge in nitrogen gas produced " active nitrogen ", an allotrope considered to be monatomic.
  2. Nitrogen is the most common gas in the atmosphere and several active nitrogen compounds, including nitrous acid, can damage the ozone themselves, said Konrad Mauersberger of the Max Planck Institute.
  3. During this time he also published his first book,'Aims and Ideals in School Science ( 1913 ), for which he was awarded an MA from UCD . Based on his research, Joseph Reilly won an'1851 exhibition scholarship'which enabled him to travel to Cambridge, where he worked with Sir William Pope on the resolution of optically active Nitrogen Compounds ( 1914-1915 ).
  4. It's difficult to find active nitrogen in a sentence. 用active nitrogen造句挺難的

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