[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

音量上限应≤50分贝(约正常说话音量的一半),且需有细档位调节;床头持续播放建议控制在30-40分贝,长期超过60分贝可能影响婴儿听力发育

1
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90%
Confidence
Long-term
Relevance
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get_claim(id=262638)