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- The aging properties of lead metaniobate piezoelectric ceramics have been investigated. The result indicated that the additives accumulate in grain boundary caused the material having good aging properties. 对偏铌酸铅压电陶瓷的老化性能作了一些探讨，实验表明，掺杂改性后的偏铌酸铅显微结构发生了变化，晶界处有杂质分凝使得该材料老化性能好。
- EFFECT OF ADDITIVES ON SINTERING PROPERTIES OF LEAD METANIOBATE 添加剂对偏铌酸铅压电陶瓷烧结性能的影响
- Keywords Aging;Lead metaniobate;Piezoelectric ceramics; 老化;偏铌酸铅;压电陶瓷;
- Keywords lead metaniobate piezoelectric ceramics;electromechanical coupling coefficient;technological conditions; 偏铌酸铅压电陶瓷;机电耦合系数;工艺条件;
- The horse forged ahead the lead in the homestretch. 那匹马在最后阶段突然加速跑到前面。
- Shirley will try out for the lead in the play. 雪莉将参加该剧主角的选拔演出。
- Excessive patriotism can lead to xenophobia. 爱国主义过了头即可导致仇视一切外国人。
- Lead aprons shield people from radiation. 铅做的工作裙可使人免进辐射。
- Graphite is used in making lead pencils. 石墨常被用来做成铅笔。
- Lead will fuse at quite a low temperature. 铅会在相当低的温度下熔化。
- The team recovered its lead in the second half. 该队在下半场重新领先。
- No road of flowers lead to glory. 没有一条通往光荣的道路是铺满鲜花的。
- Copper has less resistance than lead. 铜的电阻比铅的小。
- I'll take part, but I won't want to lead. 我参加，但不想当领导。
- Alice has the lead in the school play. 艾丽斯在学校演出的戏剧中担任主角。
- We need someone with real vision to lead the party. 我们需要具有真知灼见的人来领导这个党。
- lead metaniobate 偏铌酸铅
- I don't want to lead an inactive life. 我不想过沉闷的生活。
- Where are the dog's collar and lead? 狗的颈圈和皮带哪去了？
