火車運煤，一車皮煤幾百噸。幾趟運煤列車就破壞了高鐵鐵軌穩定性。高鐵隻能客運，不能運貨，特別是重貨。而後者是火車的長項。

來源: ThisMyWords 於 2019-01-31 12:04:14 [舊帖] [給我悄悄話] 本文已被閱讀：次

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