Based on converting principle of nozzle-flapper structure, it uses a piezoelectric ceramic composite plate as actuator. Thanks to the breakthrough in principle, its structure is simple and it's easy to control.
压电式电气转换器是对大连理工大学薄膜式电气转换器的改进，它利用喷嘴—挡板机构的转换原理，采用压电陶瓷复合圆盘作为挡板的微动执行机构，突破了电—气转换装置机械结构的传统模式，结构简单，易于控制。
参考来源 - 电—气转换器转换单元的结构设计及其电源的设计·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
N-COUNT A flapper was a young woman in the 1920s who dressed or behaved unconventionally. (20世纪20年代着装举止异常的)年轻女郎
She'd had to wear her short, auburn hair flat like a twenties flapper for the play.
为了该话剧，她需要像二十年代年轻女郎一样将短褐色头发弄直。
It points out that the three women, from the different walks of life, are representatives of the "flappers" of the 1920s.
同时指出三位来自不同社会阶层的女性，在某种程度上代表了上一世纪20年代美国女性形象：时髦女郎。
These female images represent the ideology and behavior of the flappers in the 1920s of the U.
这些女性代表着20世纪20年代美国“新潮女郎”的思想行为和价值观念。
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