热热热久久久免费视频|第四色五月婷婷五月天AV|日韩高清无码免费一级大片|日本成人手机在线视频|中文字幕无码Av在线|台湾a级别黄片免费看|欧美一级性爱亚洲第一性爱|A级黄色电影久草大|www.91精品视频|亚洲AV资源欧洲无码在线观

單詞乎

nitrification

音標(biāo)[,naitrifi'kei??n]
nitrification是什么意思、nitrification怎么讀

nitrification漢語翻譯

n. 氮化合, 氮飽和, 硝化作用
【化】 硝酸化作用
【醫(yī)】 硝化[作用]

nitrification英語解釋

名詞 nitrification:

  1. the chemical process in which a nitro group is added to an organic compound (or substituted for another group in an organic compound)
  2. the oxidation of ammonium compounds in dead organic material into nitrates and nitrites by soil bacteria (making nitrogen available to plants)
0
糾錯(cuò)