railway heavy haul traffic

常见例句

双语例句

• The present and problems of Datong-Qinghuangdao railway are introduced in the article as the railway opened to traffic in 1988 and promise of heavy-haul transportation is described.
  介绍了大秦线1988年底开通以来的运营状况与存在问题，对该线重载运输今后的发展提出了希望。
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