世界最早的悬索桥位于不丹，就是这个活佛修建的。然后技术向东传到四川贵州，向南传到印度。

来源: 咲媱于 2026-02-02 06:13:50 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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