[KongchangAI]
Unverified90% confidenceCautionTime unknown

声级计(分贝仪)与振动检测仪是两类不同仪器,多数百元级'噪音检测仪'只测空气声压,无法测结构振动;楼板振动、机械共振需专门的加速度传感器振动仪,二者不可混用

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90%
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Long-term
Relevance
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