[KongchangAI]
Unverified82% confidenceDecision RuleTime unknown

选择铜含量高的黄铜阀体(如HPb59-1铅黄铜或低铅环保铜),认准无铅认证;避免锌合金阀体,锌合金长期热水冲刷易腐蚀开裂漏水

1
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82%
Confidence
Long-term
Relevance
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get_claim(id=340444)