N-甲酰吗啉-乙二醇混合溶剂间歇萃取精馏苯-甲基环戊烷的研究

• Study on the Batch Extractive Distillation of Azeotropic MixtureBenzene-Methyl Cyclopentane by Mixed Solvent N-Formylmorpholine-Ethylene Glycol