单词 | audiometric zero |
释义 | audiometric zeroaudiometric zeroA value arbitrarily assigned to 0 dB (deciBel) hearing level, the average hearing acuity for a normal population, which corresponds to 24.5 dB sound pressure level (SPL) at 250 Hertz.audiometric zeroAudiology A value arbitrarily assigned to 0 dB–deciBel hearing level, the average hearing acuity for a normal population, which corresponds to 24.5 dB SPL–sound pressure level at 250 Hertz |
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