Combined the waveguide invariant and the time reversal reverberation hulling, a time reversal bottom reverberation null-broadening method is proposed.

本文结合波导不变性和时反海底混响零点设置方法，提出了一种利用波导不变性实现时反混响零点展宽的方法。

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Under the assumption that the sea bottom is an almost-flat and randomly rough thin layer, a spatial correlation model for bottom reverberation was constructed.

在海底是起伏不大的非均匀薄层的假设条件下，建立了底混响空间相关函数模型。

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Reflection and refraction of acoustic waves at a sediment interface is an important problem for seafloor scattering, bottom reverberation and the acoustic detection of objects.

声波在海底界面的反射和透射是海底散射、海底混响、海底目标探测的重要问题。

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