对反渗透膜制备工艺进行了研究。
平衡时，膜两侧压力差等于渗透压。
Balance when the pressure difference is equal to the osmotic pressure.
溶液浓度和操作温度对膜渗透性的影响非常特殊。
The influence of feed concentration and operation temperature on membrane permeation is special.
介绍了逆渗透技术的原理及半透膜的种类和结构。
通过分析可以得出结论：有机液优先透过渗透汽化膜的研究目前尚处于基础研究阶段。
As a result, the pervaporation membranes and their processes are in the basic research phase.
通过分析可以得出结论：有机液优先透过渗透汽化膜的研究目前尚处于基础研究阶段。
As a result, the pervaporation membranes and their processes are in the basic research phase.
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