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dephlegmation 分餾; 分凝; 分凝作用 分餾; 分凝; 分凝作用 Dephlegmation \De`phleg*ma"tion\, n. [Cf. F. d['e]flegmation.]
(Chem.) The operation of separating water from spirits and acids, by evaporation or repeated distillation; -- called also {concentration}, especially when acids are the subject of it. [Obs.] [1913 Webster]
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