BNKLT lead-free piezoelectric ceramics invented in authors' group were used for making middle frequency ceramic filters.
采用本组发明的BNKLT系无铅压电陶瓷，研制了中频陶瓷滤波器。
Development and application of lead-free piezoelectric ceramics have become the concern of scientists of many countries.
无铅压电陶瓷的开发和应用已经成为各个国家的研究热点。
The piezoelectric and ferroelectric properties of the related systems are summarized. The preparation and the design of BNT-based lead-free piezoelectric ceramics are also introduced.
综述了BNT基无铅压电陶瓷的研究现状，讨论了相关体系的设计方法、铁电性、压电性以及BNT体系的制备方法。
The piezoelectric and ferroelectric properties of the related systems are summarized. The preparation and the design of BNT-based lead-free piezoelectric ceramics are also introduced.
综述了BNT基无铅压电陶瓷的研究现状，讨论了相关体系的设计方法、铁电性、压电性以及BNT体系的制备方法。
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