China's Baoji-Lanzhou high-speed railway line starts test runs
Xinhua    |     2017-05-20 10:36
 
  
  
  
 
 

 
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| Driver and technicians work on a bullet train to run in a trial operation on the Baoji-Lanzhou high-speed railway at the Tianshui South Railway Station in Northwest China's Gansu province, May 19, 2017. [Photo/Xinhua] |