Vodka: Again a distilled drink which is transparent (it's clear). Vodka contains purified ethanol and water which at times goes through various stages of distillation.
伏特加酒：是一种经蒸馏处理的酒精饮料，是由水和经蒸馏净化的乙醇所合成的透明液体。
Vodka: : Again a distilled drink which is transparent (it's clear). Vodka contains purified ethanol and water which at times goes through various stages of distillation.
伏特加酒：是一种经蒸馏处理的酒精饮料，是由水和经蒸馏净化的乙醇所合成的透明液体。
The effects of the feed composition and the feed temperature on the energy-saving efficiency of the backward-feed two-effect distillation are researched in ethanol-water system by process simulation.
以乙醇-水为物系，通过模拟计算，研究进料组成和进料温度对三种逆流双效精馏节能效果的影响。
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