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November 17,The first 1,000-ton box girder of the Chengdu-Chongqing Middle Line High-speed 188bet app, constructed by the China 188bet app Fifth Engineering Bureau, was erected at the Mawan Super Bridge。The design speed of the Chengdu-Chongqing Middle Line High-speed 188bet app is 350 kilometers per hour。Photo by Xinhua News Agency reporter Jiang Hongjing
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