[KongchangAI]
Unverified86% confidenceDecision RuleTime unknown

材质防腐蚀首选H59黄铜主体(含铜59%以上)配陶瓷阀芯,避免锌合金主体(易氧化开裂);表面处理认准多层电镀,盐雾测试24小时以上不锈的更耐用

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86%
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Long-term
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https://kongchang.com/claim/391407
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curl https://kongchang.com/api/v1/knowledge/claims/391407
MCP
get_claim(id=391407)