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Cleaning keeps high-speed train on safe track

chinadaily.com.cn | Updated: 2021-01-20 13:27
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Employees clear dust off a high-speed train at an overhaul shop in Zhengzhou, Central China's Henan province, on Jan 16, 2021. After 30 minutes of cleaning, the machinist will re-clean the sensitive parts of the train to ensure safe operation. [Photo/Sipa]
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