听阈曲线即为响度级为 0 昉的等响曲线 痛阈曲线则为响度级为 120 昉的等响曲线。 Audible thresho
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听阈曲线即为响度级为 0 昉的等响曲线,痛阈曲线则为响度级为 120 昉的等响曲线。 Audible threshold curve is the equal-loudness curve with loudness level of 0 Phon,while pain threshold curve has a loudness level of 120 Phon.

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