Although the MDOF waveguide vibration depressor can depress the flexural wave propagating in basement shell or plate,its vibration also induces sound radiation in surrounding fluid.

• 多自由度波导抑振器通过自身的运动来抑制弹性基板中弯曲波的传播,但其自身的运动也将引起声波向周围介质辐射。