[KongchangAI]
Unverified85% confidenceSolutionTime unknown

喷涂前必须清除表面浮锈、油污和水分,直接喷在潮湿或厚锈层上会导致防锈膜附着不牢、内部继续锈蚀,长效防锈需搭配除锈-干燥-防锈三步流程

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85%
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Long-term
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https://kongchang.com/claim/361155
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curl https://kongchang.com/api/v1/knowledge/claims/361155
MCP
get_claim(id=361155)