Result: The result showed that the prevalence rate of noise induced deafness was27.97%, there was a dose response relation between the incidence of noise induced deafness and the doses of the noise exposure.

 
  • 結果:結果表明;所調查五金工業(yè)噪聲作業(yè)工人噪聲性耳聾患病率為27.;97%25各級噪聲性耳聾患病率與噪聲接觸劑量之間存在著(zhù)劑量反應關(guān)系。
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