[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

0W-20全合成节能油换油周期可达1万公里或1年,半合成建议7500公里内更换;但市区拥堵、短途冷启动频繁的工况应缩短20%-30%周期

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80%
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Long-term
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https://kongchang.com/claim/121751
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curl https://kongchang.com/api/v1/knowledge/claims/121751
MCP
get_claim(id=121751)