Benzenes

常見例句

• This paper studies the method of determine benzenes in waste water by capilary column GC.
  摘要研究了用氣相色譜毛細管柱分析水中苯系物的方法。
• The lack of any methoxysubstituted benzenes would preclude any insertion process taking place.
  例中沒有甲氧基取代的笨，就應當排除任何嵌入反應的發(fā)生。
• The electronic structure of the nitro derivatives of benzenes and amino-benzenes have been calculated by CNDO/2 and HMO methods in quantum chemistry.
  運用量子化學中CNDO/2和HMO方法,計算了苯和苯胺硝基衍生物炸藥的電子結構。
• The biochemical oxygen demand (BOD 5) of 47 substituted benzenes were determined.
  測定了 47種取代苯類化合物在松花江水中的 5日生化需氧量 (BOD5) .
• The correlation of F' and the standard enthalpies of formation for a series of alkyl benzenes was examined.
  用F'研究一些烷基苯的標準生成焓，得到了令人滿意的結果。
• The biodegradability of 27 substituted benzenes in the Songhua river water by BOD technique.
  測定了27種取代苯類化合物在松花江江水中的生物降解性。
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