Workers check rails at Suzhou Railway Station in Suzhou, east China's Jiangsu Province, Feb. 7, 2018. Engineers examine the rail every night to ensure the safety of trains and passengers. (Xinhua/Ding Ting)
Engineers examine rail to ensure safety of trains and passengers
Source:Xinhua| 2018-02-07 22:06:34|Editor: Mengjie
KEY WORDS:safety
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