hearing threshold level
... 卫生衬垫 hygiene covers 听阈级 hearing threshold level 声衰减 sound-attenuation ...
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... 帽盔helmet 听阈threshold of audibility 听阈级threshold level ...
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永久性非助听听阈级 hearing thresold level
永久性听阈级 permanent hearing threshold level
听阈为标准零级 standard zero level
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目的应用同频音掩蔽试验观察不同个体最小对侧掩蔽级(MCML)与主观纯音听阈之间的关系，进而通过MCML判定被试者主观真实听阈。
Objective to investigate the relationship between minimum contralateral masking level (MCML) and pure tone threshold of the masking ears by the same frequency tone masking test.
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