Notice that this is cost-per-unit-volume


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送交者: 虎子 于 2010-06-15, 12:43:52:

回答: 一架波音大飞机好象和一架战斗机价格差不多一个数量级的 由 HHS 于 2010-06-15, 12:40:51:

And you should compare the cost of adding one unit volume to an airplane to that of adding one unit volume to a ship. Not comparing the numbers of two airplanes.



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