The key problem of designing the operation schedule for public transit lines is to determining the departing time interval.

编制车辆的运行时刻表的关键问题是确定发车间隔。

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This paper deals with the detailed representation of transit lines and stops in GIS, and explores the application of this representation to transit transfer guidance.

提出公共交通线路及站点在GIS中的详细数据表达问题，并探讨该数据模型在公交换乘中的应用。

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Urban rail transit viaduct line is an important part of the urban rail transit lines, which plays an important role in comprehensive operation of the urban rail transit.

城市轨道交通高架线作为城市轨道交通线路的重要部分，在综合化的城市交通中发挥着重要的作用。

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In a four-decade transit career in the U.S. and Canada, Mr. Prendergast has run commuter railroads and rapid-transit lines, including some of the systems in the MTA's own portfolio.

WSJ: Prendergast Picked to Run MTA

We talked about mass transit and the excellent rail lines that are being developed in Shanghai.

WHITEHOUSE: President Obama Holds Town Hall with Chinese Youth

None of NJ Transit's 11 commuter rail lines were spared, Gov. Chris Christie said Tuesday.

WSJ: Buses Back, But Subways Could Take Days Longer