^pof;
Materials;
Science;
and;
Engineering,;
Nanjing;
University;
of;
Technology,;
Nanjing;
210009,;
China;
^pKey;
Laboratory;
of;
Materials-Oriented;
Chemical;
Engineering;
(Nanjing;
University;
of;
Technology),;
Nanjing;
210009,;
China;
^pKey;
Laboratory;
of;
New;
Ceramic;
and;
Fine;
Processing;
(Tsinghua;
University),;
Beijing;
100084,;
China;
碱金属氧化物; 氧化物含量; 复合材料; 介电性能; 傅里叶变换红外光谱; 差示扫描量热仪; 扫描电子显微镜; X-射线衍射;