单词：fractional distillation
[医] 分溜
fractional distillation的用法和样例：
例句
- 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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