[KongchangAI]
Unverified78% confidenceTradeoffTime unknown

钢笔材质:树脂笔身轻适合长时间书写不累手,全金属笔身重心靠后、握持超30分钟易疲劳,仅适合签字等短时高端场景

1
Sources
78%
Confidence
Long-term
Relevance
-
First Seen

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curl https://kongchang.com/api/v1/knowledge/claims/406579
MCP
get_claim(id=406579)