busy main railways

 
  • 繁忙干线

busy main railways的用法和样例:

例句

  1. This article, in regard of energy sources, explores the significance of electrifying the heavily trafficked railway main lines in our country.
    本文从能源方面探讨了我国运输繁忙干线实现铁路电气化的意义。

busy main railways的相关资料:

临近单词

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