distillation

Distillation separates mixtures based on differences in the boiling points of their component liquids.蒸馏根据混合物中各组分液体沸点的不同来分离它们。

Fractional distillation of crude oil yields a range of products from liquefied petroleum gas to heavy fuel oil.原油的分馏产生了一系列产品，从液化石油气到重质燃料油。