An EGCG molecularly imprinted composite membrane was prepared using porous cellulose acetate membrane as support, and the membrane was employed to separate and purify EGCG in grean tea polyphenols.是什么意思_An EGCG molecularly imprinted composite membrane was prepared using porous cellulose acetate membrane as support, and the membrane was employed to separate and purify EGCG in grean tea polyphenols.在线翻译_英语_读音_用法_例句