[KongchangAI]
Unverified85% confidenceCautionTime unknown

警惕标称含锡量虚高的低价焊锡丝,劣质产品常掺杂过量铋、铅或杂质导致熔点不稳、焊点发脆易裂、上锡困难,认准标明明确合金比例(如Sn63/Pb37)的正规品牌

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85%
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Long-term
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https://kongchang.com/claim/479171
API
curl https://kongchang.com/api/v1/knowledge/claims/479171
MCP
get_claim(id=479171)