Unverified88% confidenceDecision RuleTime unknown
霉斑（尤其填缝剂发黑）需用含次氯酸钠的含氯型清洁剂，而非酸性除垢剂；酸性剂对霉菌无效，含氯剂配合5-10分钟静置渗透才能漂白霉根
1
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88%
Confidence
Long-term
Relevance
-
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