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听力体检多少才是正常
更新时间: 2020-11-05 00:00:00  

听力体检一般20分贝以上就是正常的。超过20分贝才能听到,就是听力下降了。听力测试,主要检查你的听力损失程度,是一个主观数值,也就是不同频率声音你能听到最小声音的分贝数。

关键词: 听力 体检 多少 正常

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