The experiment result indicates that the common sense is wrong that vacuumseparation parameters of oils with the same physically performance is constant.
通过验证，指出了工程中关于物理性能相同的油品其真空分离工艺参数相同的结论是错误的。
2
Ammonia and sulfuric acid (SO3) in and the reaction liquid after vacuum evaporation, concentration, crystallization, and then to liquid-solid separation processes obtained dry product.
The study on the newly developing membrane separation technology - vacuum membrane distillation is carried out with experimental and theoretical research work in this paper.