[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

水垢厚度判断浓度:轻度水垢(热效率降低<10%)用3%-5%柠檬酸溶液即可;重度水垢(出水量明显减小)需8%-12%浓度并延长浸泡时间至2-4小时

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80%
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Long-term
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get_claim(id=362191)