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.
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.
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