However, the arrival of the steam engine initiated a complete transformation in railtransportation, entrenching and expanding the Industrial Revolution.
然而，蒸汽机的出现引发了铁路运输的彻底变革，并巩固和拓展了工业革命的成果。
2
But the application in station classification of urban railtransportation was few.
然而其应用在交通领域车站研究上的确很少。
3
The new company would have complete control of railtransportation in the American West. There would be no competition.