中國高鐵平均成本在平原每公裏大約一千五百萬美元，波士頓到DC總成本才一百億美元，不到一首航母的價格。

來源: GGLL 於 2018-02-19 10:24:34 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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