Unverified80% confidenceSolutionTime unknown
老旧管道或长期不用的水管铁锈明显时，应先加装前置PP棉滤芯拦截大颗粒杂质，再叠加去氯滤芯；直接用去氯滤芯拦截泥沙会导致其快速堵塞，寿命骤减
1
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80%
Confidence
Long-term
Relevance
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