[KongchangAI]
Unverified75% confidenceFactTime unknown

橡胶密封圈属于消耗件,硅胶圈正常使用寿命约3~5年,出现失去弹性、开裂或表面发白粉化时应立即更换,老化后会失去密封性

1
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75%
Confidence
Long-term
Relevance
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