By changing the cross sectional radius decay coefficient of the exponential metal horns, the longitudinal and torsional vibrations in the transducer could resonate at the same resonance frequency.

通过改变换能器前后指数型盖板的半径减编系数，得出了换能器中纵向与扭转两种振动模式同频共振的条件。

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Based on mechanic equivalent circuit of the longitudinal ultrasonic horn, the resonance frequency and the amplitude magnification coefficient of three kinds of loaded horns are studied.

在纵振型变幅杆等效电路的基础上，研究了三类负载超声变幅杆的共振频率与放大系数。

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By correcting the length of the metal slender rods, the simultaneous resonance of the longitudinal and flexural vibrations in the transducer is acquired.

通过修正金属细棒的长度和横截面积，实现了换能器中纵向振动与弯曲振动的同频共振。

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