Chemical Fractionations
《英文msh詞典》Chemical Fractionations
[入口詞] Chemical Fractionations
[主題詞] Chemical Fractionation
[英文釋義] Separation of a mixture in successive stages,each stage removing from the mixture some proportion of one of the substances,for example by differential solubility in water-solvent mixtures. (McGraw-Hill Dictionary of Scientific and Technical Terms,4th ed)