越南的地形，不适合机械化作战。当年美军打几年都没能打败北越。

来源: 衡山老道于 2021-12-30 22:24:01 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.