回複：高鐵運輸成本遠小於飛機。你沒看到以飛機和汽車為運輸主力的美國快破產了嗎？

來源: xltcom001 於 2011-07-29 14:01:12 [舊帖] [給我悄悄話] 本文已被閱讀：次

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