利用压电效应能够对结构振动进行有效的主动和主被动控制。
Utilizing piezoelectricity, the structure vibration can be effectively controlled by active or passive method.
本文介绍根据压电效应原理，对纵向压电换能器进行预应力控制。
This paper introduces how to control the prestress of the longitudinal piezoelectric transducer according to the principle of the piezoelectric effects.
聚偏氟乙烯(PVDF)是一种新型压电高分子材料，它具有独特的压电效应，近年来广泛用于振动控制领域。
PVDF is a new type of piezoelectric macromolecule material, which has particular effect of piezoelectric, and widely used in the region of vibration control in the last few years.
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