[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

动态旋转电机是主要噪音源:带物理旋转投射的款静音性普遍差(约35-45dB),助眠/卧室用途应选择静态激光+电子动态(无机械旋转)方案,或确认标注静音电机<30dB

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