maintain nitrogen 中文意思是什麼

maintain nitrogen 解釋
維持氮
  • maintain : vt. 1. 保持；維持；繼續。2. 堅持，維護。3. 供養，扶養。4. 維修，保養。5. （堅決）主張；強調。
  • nitrogen : n 【化學】氮，氮氣。 nitrogen chloride 三氯化氮。 nitrogen cycle 氮循環。 nitrogen dioxide 二氧化...
  1. Area was the best inorganic nitrogen source which should maintain at high concentration at earlier part of fermentation because of saccharomycete ' s feature

    尿素是最佳的無機氮源，由於酵母細胞對氮源吸收利用特點，在發酵初期氮源需要保持較高水平。
  2. Reducing nitrogen added to the water cooling tower and attempting to maintain the operating conditions

    水冷塔氮氣量減少的工況嘗試
  3. In view of this declining quality and the need to maintain clean drinking water, treatment processes became more sophisticated and expensive. to neutralise the ammoniacal nitrogen in the raw water, larger quantities of chlorine were added

    政府在過濾過程中，為中和氨氮含量而加添的氯氣所產生的氯化物，更被市民懷疑會引起癌癥，市民對飲用東江水失去信心。
  4. The results indicated that, after aerobic granular sluage was matured, removal rate of ammonia nitrogen could maintain at 95 % ; different forms of ammonia nitrogen was analysed in one degradatic period, and the results showed nitrification and denitrification occurred simultaneously in the reactor filled with acrobic granular

    結果表明，顆粒污泥馴化成熟之後，對氨氮的去除效果維持在95 %左右，與其污泥接種源沒有明顯的相關關系；對一個降解周期內氮的形態分析表明，在顆粒污泥存在的反應器內發生了同步硝化反硝化。
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