denitrification [di:ˌnaɪtrɪfɪ'keɪʃn]

例句:

• Under anaerobic conditions nitrates and nitrites are both reduced by a process called denitrification.
  在厌氧条件下,硝酸盐和亚硝酸盐通过脱硝作用被还原.
  
• Losses by denitrification and leaching appear to be less affected.
  反硝化损失和淋失显然很少受到影响.
  
• Activated carbon - supported catalysts are excellent catalysts for denitrification of flue gas temperature.
  活性炭基催化剂是低温烟气脱氮的优良催化剂.