淬火钢轨由于其优良的使用性能,在铁路运营线路上使用得越来越多。
The superior properties of quenched rail have prompted its extensive use on operating railway tracks.
跨座式单轨交通是城市轨道交通的一种形式,目前,在重庆市有运营线路。
Straddle-Monorail is a form of Urban rail Transit. At present, Chongqing has monorail lines in operation.
当地的公交线路运营良好,四通八达。
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