[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

传统七金属配方指金、银、铜、铁、锡、铅、锌(或汞)的合金,部分廉价产品实际仅为铜合金冒充,选购时应确认是否有材质检测报告或可信的产地工坊背书

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85%
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Long-term
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Stable URI
https://kongchang.com/claim/754005
API
curl https://kongchang.com/api/v1/knowledge/claims/754005
MCP
get_claim(id=754005)