[KongchangAI]
Unverified78% confidenceDecision RuleTime unknown

白噪音类助眠仪的有效声压范围一般在40-60分贝,需要音量步进≤2dB的精细调节;只有5-8档大跨度调节的机型难以调到'刚好盖过环境噪音又不吵'的临界点

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78%
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Long-term
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