[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

对付黄垢、尿碱、水垢应选含盐酸(≥9%)或磷酸型酸性洁厕剂,其溶解无机水垢能力远强于表活型;顽固钙化尿垢需盐酸型才能有效清除

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