[KongchangAI]
Unverified90% confidenceFactTime unknown

德国赫姆勒(Hermle)、法国ODO等机械机芯摆钟走时需定期上弦(8天或14天机芯),追求免维护应选石英摆锤机芯——摆锤仅做装饰性摆动,走时由石英芯独立控制

1
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90%
Confidence
Long-term
Relevance
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