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公路拥堵,燃由成本上升,铁路运输竞争力凸显,成为未来取代公路运输的选择。2007年11月格勒诺尔环境圆桌会议上提
Road congestion, burning by the cost increases, the competitiveness of railway transport highlights, become the future alternative to road transport options. November 2007 Grenoble Environment Roundtable