Unverified85% confidenceFactTime unknown
TDS值不能作为滤芯是否该换的唯一标准,RO膜后TDS长期稳定在个位数属正常,突然升高才提示膜失效;PP棉和活性炭失效看流速下降和异味而非TDS
1
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85%
Confidence
Long-term
Relevance
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