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... ut refers to the normal operating speed, that is, the design speed.
The maximum speed may have reached more than 600 kilometers per hour, which can be called "advanced high-speed rail".
The design speed of the Wuhan-Guangzhou high-speed rail train is 350 kilometers per hour, and the maximum speed of the train is 380 kilometers per hour. In actual operation, the average speed can reach less than 350 kilometers per hour, and it is not bad to reach 300 kilometers per hour.
Mu Y ...
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