With the booming of Chicago Metropolis economy in global trade, the current freight policy and facilities fail to meet the increasing freight demands.

随着芝加哥地区在全球化经济中的日趋活跃，现有货运政策和货运设施在应对随之剧增的货运需求时日见乏力。

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Through simulation, the conclusions that policy makers care about have been drawn and in a certain time period, these conclusions will serve as an important support of the freight policy making.

利用计算机仿真模拟得出政策决策者关心的趋势性结论，在某个指定的时间区间内，这些结论的指导将是对运价政策的一种重要支持。

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Our policy is normally to pay freight collect for new samples.

我们的政策是通常新样品支付运费到付。

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You'll have to pay full freight, of course, but the law guarantees that you have access to the same policy for between 18 to 36 months.

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