fractional distillation meaning in English

【化学】分馏(作用)。

It can be separated from each other by ordinary fractional distillation .
两者通过普通的分馏彼此分离。
The main method of separation used in refineries is fractional distillation , although further processing is normally required to produce marketable petroleum products
分离石油主要采用的方法就是分馏，然后通过深加工才能得到可以销售的石油产品。
Researches into the nuclear fusion reactions has created a need for handling the deuterium tritium fuel employed , and cryogenic fractional distillation was selected as one of the best process for making the required separations due to relatively large separation factors , low power consumption , high throughputs , relatively short start - up times , and flexibility of design
受控聚变的研究已给人类展示出取得更加安全、清洁，而且是无限丰富的能源的美好前景。在廉价制取聚变燃料氘以及提高核能原料利用率的方法中，低温精馏被认为是最经济可行的分离氢同位素的方法。