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一、秦皇岛港煤炭运输面临的严峻挑战及不利因素秦皇岛港是我国最大的煤炭输出港,它以大秦铁路
I. Severe Challenges and Disadvantages of Qinhuangdao Port’s Coal Transportation Qinhuangdao Port is China’s largest coal export port. It is based on the Daqin Railway