[오늘만무료]MetalMed dB PRO- 소음측정어플 = INFO = ======== Revealed peak can be read following this table: - 00-20 dB: Quiet, suitable for living & sleeping - 20-40 dB: Comfortable, suitable for office - 40-60 dB: Busy, suitable for business - 60-80 dB: Bustling, suitable for traffic - 80-100 dB: Noisily, suitable for factory - >100 dB: Terrible, don't stay for health 추천글>>> ☞재테크 정보- 10억모으는 현실적인 방법 바로이것
