长江中下游平原的每一块平原都很小，都不足以养数万兵马，难以守住长江。淮河流域可养大兵团兵马，这就是守江必守淮的来源

来源: 老生常谈12 于 2025-01-05 09:21:14 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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