[KongchangAI]
Unverified80% confidenceTradeoffTime unknown

黏度越低润滑越顺滑但油膜保持时间短需频繁加油,黏度略高油膜更持久但高速运转阻力大——家用低频使用可接受VG15-22,工厂高速优先VG10

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80%
Confidence
Long-term
Relevance
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https://kongchang.com/claim/362360
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curl https://kongchang.com/api/v1/knowledge/claims/362360
MCP
get_claim(id=362360)