Read Edit View history Discussion 噪音指示計 zàoyīnzhǐshìjì noise meter Origin Definitions Defs Strokes Stroke Words Sentences Sents 噪音指示计 噪音指示計 zàoyīnzhǐshìjì noise meter An instrument used to measure the loudness of noise; sound level meter
噪音指示计 噪音指示計 zàoyīnzhǐshìjì noise meter An instrument used to measure the loudness of noise; sound level meter