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Unverified90% confidenceTradeoffTime unknown

有效期相对较短（通常约12-18个月），需定期检查并及时更换过期产品，长期持有成本不低

1

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90%

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Long-term

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Cite This Claim

Stable URI

https://kongchang.com/claim/771590

API

curl https://kongchang.com/api/v1/knowledge/claims/771590

MCP

get_claim(id=771590)