Dielectric properties of ceramic in barium, titanium and neodymium system are synthetically studied. 系统地研究了钡钛钕系统陶瓷的介电性能。
The effects of the forming pressure on the piezoelectric and dielec-tric properties of the composites were investigated. 研究了不同成型压力对水泥基压电复合材料的压电性能及介电性能的影响规律。