[KongchangAI]
Unverified85% confidenceTradeoffTime unknown

婴儿耳罩降噪值SNR建议在22-27dB之间即可,不要盲目追求30dB以上:过高降噪往往依赖更强夹持力和更厚罩体,反而增加婴儿头部压迫和重量负担

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