Unverified87% confidenceTradeoffTime unknown
风量与噪音存在硬权衡:同尺寸扇叶下想要大风量必然提高转速带来噪音,DC电机能优化低档静音但无法突破物理极限,大风量+超静音是矛盾需求
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87%
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Long-term
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