扬声器的驱动元件是边缘固定的圆形PZT 双型弯曲振子，振动——辐射元件是圆锥形纸盆，这两部分之间采用弹性耦合。
The driving system of the speaker is constructed by a circular PZT bimorph, which is clamped on its boundary, An elastical coupling element is utilized between the bimorph and the speaker cone.
扬声器的驱动元件是边缘固定的圆形PZT 双型弯曲振子，振动——辐射元件是圆锥形纸盆，这两部分之间采用弹性耦合。
The driving system of the speaker is constructed by a circular PZT bimorph, which is clamped on its boundary, An elastical coupling element is utilized between the bimorph and the speaker cone.
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