The structure and component of the materials are then studied with TEM, XED and XPS, and the gas sensitive character ia tested by means of static state.

• 用透射电子显微镜(TEM)、X射线衍射(XRD)和X光电子能谱研究了材料的陶瓷微结构和化学组成；用静态配气法测试了材料的气敏性能.