[KongchangAI]
Unverified50% confidenceFactExact time

PLM体系由PTC于1990年代提出并商业化

1
Sources
50%
Confidence
Long-term
Relevance
7/7/2026
First Seen

Sources

Related Claims

Cite This Claim

Stable URI
https://kongchang.com/claim/137182
API
curl https://kongchang.com/api/v1/knowledge/claims/137182
MCP
get_claim(id=137182)