sulphur trioxide

常见例句

双语例句

• A new method to sulphonate dialkylbenzene directly by a stable liquid sulphur trioxide.
  一种稳定的液态三氧化硫直接磺化重烷基苯新方法。
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• The sulfonation of linear heptane with sulphur trioxide (L) in the solvent of 1,2 dichloroethane is studied.
  研究了庚烷与三氧化硫在1 ，2 二氯乙烷溶剂下的磺化反应。
• The high contents of moisture, dust and sulphur trioxide because of slurry feeding had been a challenge to normal operation.
  装置采用浆式进料，烟气中水分、尘和三氧化硫含量较高，给制酸系统带来很大困难。
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