fractionary distillation是什么意思 fractionary distillation怎么读
fractionary distillation的相关资料
fractionary distillation的用法和样例
- Fractional distillation of petroleum is carried on in a still.
石油的分馏在蒸馏器内进行。 - It can be separated from each other by ordinary fractional distillation.
两者通过普通的分馏彼此分离。
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