[KongchangAI]
Unverified50% confidenceFactExact time

甘特图由美国机械工程师亨利·甘特在1910年代发明

1
Sources
50%
Confidence
Long-term
Relevance
8/15/2026
First Seen

Sources

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https://kongchang.com/claim/753301
API
curl https://kongchang.com/api/v1/knowledge/claims/753301
MCP
get_claim(id=753301)