从国防安全的角度，中国最好定都武汉或西安，从哪里进攻都且打呢。北京如果被敌军从天津或秦皇岛登陆，防御纵深也不大

来源: 天青水蓝于 2026-03-27 19:53:59 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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