[KongchangAI]
Unverified70% confidenceFactTime unknown

气压式疏通器的密封性依赖橡胶圈老化程度,橡胶发硬开裂会漏气失效;硅胶材质比橡胶更耐老化,长期不用建议阴凉存放避免橡胶变形

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70%
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Long-term
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