First we research and develop steam osmosis membrane, choose polysulphone hollow fiber supported membrane by plastering method to prepare chitosan complex membrane.

首先研制了蒸汽渗透膜，选用聚砜中空纤维支撑膜，采用涂布法制备了壳聚糖复合膜。

youdao

First we research and develop steam osmosis membrane, choose polysulphone hollow fiber supported membrane by plastering method to prepare chitosan complex membrane.

首先研制了蒸汽渗透膜，选用聚砜中空纤维支撑膜，采用涂布法制备了壳聚糖复合膜。

youdao