This article expounds the present situation, the basic theory, the technique process and application of solgel technology.
介绍了超临界二氧化碳萃取技术的基本原理和特点，综述了该技术在香料、医药、食品等工业中的应用。
2
Solgel process was specially suitable for preparing the functional ceramic fibers which was very difficult or even could not be obtained by the conventional melting method.