The studies on the structural modification and additives of ethyl cellulose (EC) membrane have been carried out in series for improving the gas permeation behaviour of membranes.
为提高乙基纤维素（EC）膜的透气性，本工作系统研究了结构改性和添加物的作用。
The studies on the structural modification and additives of ethyl cellulose (EC) membrane have been carried out in series for improving the gas permeation behaviour of membranes.
为提高乙基纤维素（EC）膜的透气性，本工作系统研究了结构改性和添加物的作用。
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