sound meter〔名词〕测声计详细»
sound meter〔名词〕测声计详细»
sound meter〔名词〕声级计详细»
sound meter〔名词〕声量计详细»
声级计acoustimeter;noise meter;sound level meter详细»
声级计sound level meter;volume level meter详细»
声级计sound level meter;sound level metre详细»
声级计acoustimeter;sound level meter详细»
声级计noise meter;sound levle metr详细»