这些膜在反渗透中提供了高渗透通量和优秀的盐选择能力，并且易于生产。
These membranes provide high permeate flux and good salt rejection in reverse osmosis, and are easy to manufacture.
实验又考察了聚乙烯醇缩乙醛浓度、铸膜液温度、凝固浴温度和盐含量以及添加剂含量等因素对膜纯水通量和截留率的影响。
Experiments were performed on the influences of the concentration of poly (vinyl acetal) and temperature on pure water flux and rejection of membranes.
添加剂DMSO的加入能显著提高反渗透膜的水通量，同时对膜的截盐率影响较小。
The addition of DMSO additives can significantly improve the reverse osmosis membrane water flux, and salt on the membrane cut-off rate was less affected.
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