听觉范围;
The audiometric zero level has been measured in the frequency range 2-100 Hz, with particular attention to frequencies below 25 Hz. A Direct Determination for Hearing Threshold of Bone Conduction by Using Impedance Head
本文对低频段的听力零级进行了测量,得到了两个不同测试组在2Hz&100Hz频率段的阈值曲线。纯音骨导听力零级的测定
The hearing aid earmold occlusion effect was significantly focused on the low frequency range below 400 Hz.
配戴助听器耳模后的堵耳效应在400Hz以下的低频最为显著.
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