
而通常铁路网的密度代表了当地的工业基础特别是重工业基础,相比美国俄国,中国 的铁路建设还是任重道远的.
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包子,请看这张铁路规划图
-chuanliu-
♂
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03/25/2009 postreply
22:45:33
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