To set up mileage model is very important for computer application in railway passenger and freight transport.

建立里程模型对铁路客货运输应用计算机非常重要。

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Over the past 10 years, the frequency of pipeline spills has decreased by 59%, and the volume of pipeline spills has decreased by 43%, even as overall production has increased both the mileage of active pipelines and the freight tons shipped by them.

FORBES: Pipeline Infrastructure: Rhetoric v. Reality