biacetyl

常見例句

• The article briefly introduces the production of biacetyl and the relations of fermentation technology and biacetyl.
  簡述了啤酒中雙乙酰的形成機制及發(fā)酵工藝與雙乙酰的關系,提出了在啤酒實際生產中雙乙酰含量的控制方法。
• The content of biacetyl is an important quality indexes to measure the matarity of beer.
  雙乙酰含量是衡量啤酒成熟度的一項重要理化指標。
• The applications of SKALAR brand interval flow analyser in the analysis of fermentation liquid and content of product biacetyl were introduced.
  介紹利用SKALAR間隔流動分析儀對發(fā)酵液、成品雙乙酰含量的分析,并對SKALAR與GB法的分析結果進行比較、分析。
• METHODS Linezolid was prepared by the steps of substitution,reduction,acylation and condensation with biacetyl compond from the starting material 3,4-difluoronotrobenzene.
  方法以3,4-二氟硝基苯為原料,經取代、還原、?；?、再與側鏈雙乙?；衔锟s合得到目標化合物。
• METHODS Linezolid was prepared by the steps of substitution, reduction, acylation and condensation with biacetyl compond from the starting material 3,4-difluoronotrobenzene.
  方法以3,4-二氟硝基苯為原料，經取代、還原、?；?、再與側鏈雙乙?；衔锟s合得到目標化合物。
• Furthermore, we think the catalytic reaction in gas-solid phase is the superior developing trend and in this reaction,2,3-butylene-glycol should be replaced by cheap biacetyl.
  本文認為,2,3-二甲基吡嗪的合成發(fā)展趨勢應采用氣固相催化反應的方法,建議以價廉的丁二酮取代以往氣相法中以2,3-丁二醇為原料的路線。
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