Not true. A freight train that long has at least 2 locos, can use up to 4

Not true. A freight train that long has at least 2 locos, can use up to 4

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送交者: ASH 于 2013-02-27, 20:37:05:

回答: only one 由 true 于 2013-02-27, 20:07:35:

http://wiki.answers.com/Q/What_is_the_typical_length_of_a_freight_train