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单词 fractional distillation
释义

WordReference Random House Unabridged Dictionary of American English © 2024
fractional distillation, [Chem.]
  1. Chemistrythe separation of volatile components of different boiling points in a mixture by the gradual increase of temperature and the separate collection of each component.
  • 1855–60

Collins Concise English Dictionary © HarperCollins Publishers::
fractional distillation n
  1. the process of separating the constituents of a liquid mixture by heating it and condensing separately the components according to their different boiling points
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