高鐵維護成本太高！估計每二三十年相當於重建一遍。另外，占地高，運載效率低。新鮮勁兒過後會是個無底洞

來源: Dotline 於 2025-12-29 15:57:20 [舊帖] [給我悄悄話] 本文已被閱讀：次

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