[KongchangAI]
Unverified80% confidenceFactTime unknown

石英摆锤钟的摆锤是磁力驱动装饰件,长期使用电池后摆动幅度会减弱甚至停摆,属正常现象换电池即可;机械摆钟停摆多因未上弦或摆不平衡,非质量问题

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80%
Confidence
Long-term
Relevance
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