本文研究了用膜分相法分离环氧大豆油中乏酸的可能性，并且进行了试验。
The separative possibility. of acid-used from epoxidized soybean oil (ESO) was studied, and the test was carried out in factory.
实验发现，加盐分相与共沸精馏联用的方法分离效果较好，且能耗低，无污染，经济实用。
We found that the method of salt-entering-azeotropic distillation can be get a good separation results, with low energy consumption, pollution-free, economical and practical.
实验发现，加盐分相与共沸精馏联用的方法分离效果较好，且能耗低，无污染，经济实用。
We found that the method of salt-entering-azeotropic distillation can be get a good separation results, with low energy consumption, pollution-free, economical and practical.
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