[KongchangAI]
Unverified78% confidenceFactTime unknown

折叠款隧道的弹簧钢圈易老化变形,选购时优先看钢圈是否有布套包裹(防金属外露)以及压扁复原后是否能保持圆度,无布套包裹的裸圈款半年内易生锈

1
Sources
78%
Confidence
Long-term
Relevance
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First Seen

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https://kongchang.com/claim/310130
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curl https://kongchang.com/api/v1/knowledge/claims/310130
MCP
get_claim(id=310130)