aaa在线观看-国产在线一区二区三区-在线免费观看黄-日韩欧美二区-免费国产一区-色中色综合

Location:Home?>?Core Business?>?Infrastructure Construction?>?Tunnels
Tunnels

CREC is the major driving force of China's high-speed rail construction. The Company has built lots of high-speed rails, which account for 55% of China's total high-speed rail mileages. On August 1, 2008, Beijing-Tianjin Intercity High-Speed Railway was opened as China's first high-speed rail; on December 26, 2009, Wuhan-Guangzhou High-Speed Railway was opened to traffic as the world's first passenger dedicated line with the speed of 350km per hour; on June 30, 2011, Beijing-Shanghai High-Speed Rail was put into operation as China's longest high-speed railway; on December 1, 2012, Harbin-Dalian High-Speed Railway was opened to traffic as the world's longest high-speed passenger dedicated line passing through mountainous areas; on December 26, 2012, Beijing-Guangzhou High-Speed Rail was put into operation as the world's high-speed railway with the longest mileages; on December 26, 2014, Lanzhou-Xinjiang High-Speed Rail was opened to traffic as the world's first high-speed plateau railway.

主站蜘蛛池模板: 在线视频第一页 | xh98hx国产免费 | 中国一级特黄真人毛片 | a一级毛片视频免费看 | 69性欧美| 波多野结衣在线观看3人 | 国产成人精品久久二区二区 | 手机在线观看黄色网址 | 亚洲国产一区二区在线 | 韩国一级免费视频 | 波多野结衣一区在线观看 | 日韩在线三级视频 | 国产亚洲一区二区三区在线 | 男人天堂男人天堂 | 久久99国产精品久久 | 中文国产成人精品久久久 | wwwxxx黄色| avtt天堂网永久资源手机版 | 在线播放国产视频 | a免费视频 | 国产91成人精品亚洲精品 | 久久久久久久久久免免费精品 | 国产成人精品日本亚洲麻豆 | 久久成人国产精品 | 情侣偷偷看的羞羞视频网站 | 国产亚洲精品精品国产亚洲综合 | 欧美成人性动漫在线观看 | 9l国产精品久久久久麻豆 | 免费看一区二区三区 | 夜间福利在线观看 | 老头巨大粗长xxxxx | 精品免费视频 | 全部aⅴ极品视觉盛宴精品 全部免费a级毛片 | 嫩草一区二区三区四区乱码 | 中文字幕一区视频一线 | 美女视频在线观看黄 | 三级黄色毛片视频 | 美国三级在线观看 | 男人的天堂精品国产一区 | 欧美亚洲综合另类在线观看 | 日本韩国台湾香港三级 |