单词：relative volatility
relative volatility的用法和样例：
例句
- Under the assumption of constant molar overflows and relative volatility, a simplified model is developed to study the behavior of the distillation process under consideration.假定液体持液量和待分离的体系的相对挥发度均保持不变，建立了该塔的一个简化的模型，由此得到各组分在整个塔中的分布情况。
- The extractive agent will effectively increase the relative voatility between active amyl alcohol and isoamyl alcohol, and is easy to be recovered bo isoamyl alchohol.该萃取剂能有效增加原溶液中组份的相对挥发度，且回收容易。
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