sound attenuation〔名词〕噪音衰减详细»
sound attenuation声音衰减，消声器详细»
sound attenuation声衰减,消声详细»
sound attenuation〔名词〕声衰减详细»
sound attenuation〔名词〕噪音衰减详细»
sound attenuation〔名词〕消声详细»
消音amortization;deadening;silencing详细»
消音silencing;sound deadening详细»
消音deafen;noisecancelling;noisedamping;silencing详细»