[KongchangAI]
Unverified50% confidenceFactExact time

Google Books项目早期曾大量采用破坏性扫描方法,但通常处理图书馆中有多份副本的普通馆藏而非孤本或稀有版本

1
Sources
50%
Confidence
Long-term
Relevance
8/20/2026
First Seen

Sources

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