《20赫兹：低频声波对人类心理的深远影响》龙王婿萧战姜雨柔全文免费阅读
作者：桂麟, 发布时间：2026-02-09 07:15:48
Human hearing is capable of detecting sound waves between 20 and 20.000 Hz. ... merely a small fraction of the frequency spectrum. Most sounds around us go unnoticed.
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