好像早期中国铁路有三种轨距，俄国人的宽轨，日本人的窄轨，英国及欧洲人的标准轨

来源: coach1960 于 2016-01-08 17:23:37 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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