介绍了传统的利用Matlab进行小波消噪以及利用新兴的小波消嗓器进行消嗓的方法- Has introduced the characteristic and advantages and disad-vantages on traditional wavelet deafening method using Matlab as well as the emerging wavelet deafening which carries out the new deafening fhe method，has highlighted the good characteristic of deafening method using the new deafening device.