It can be helpful to expand the production capacity of the roll train and save power source by the analysis of the data.

对实测数据的分析，有利于挖掘轧机机组的生产潜力，为节能降耗创造条件。

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When you see that train roll in, it's like listening to an old song that you love.

CNN: A Kansas town tries to keep the train coming through

Talk of how an Obama presidency might affect Chicago range from the petty (will motorcades mean more traffic?) to the presumptuous (when will the gravy train roll in?).

ECONOMIST: Chicago

Until then, the No. 1 train will roll through the century-old tunnel as it loops around its last, lower Manhattan stop before heading uptown again.

WSJ: NYC's old South Ferry subway station reopens