图们江上下游水文条件都不适合发展航运。枯水期水深只有0.74米，最浅处甚至只有0.22米。河道总落差能够达到1300米。

来源: thore 于 2026-03-17 13:04:54 [旧帖] [给我悄悄话] 本文已被阅读：次

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