一年前,京沪高速铁路在神州大地破土动工。一年后,铁路建设首战告捷,攻坚之战全面展开,形势十分喜人。技术创造一流京沪高铁,这条承载众多“世界第一”的高速铁路,从开工之日起就牵动着无数人的心。据京沪高速铁路股份有限公司董事长蔡庆华介绍,基础 A year ago, the Beijing-Shanghai high-speed railway broke ground in the vast land of China. A year later, the first victory of the railway construction victory, the battle of tackling a full swing, the situation is very gratifying. Technology to create first-class Beijing-Shanghai high-speed rail, this bearing many “the world ” high-speed railway, from the date of start affecting the hearts of countless people. According to Beijing-Shanghai High Speed ​​Rail Co., Ltd. Chairman Cai Qinghua introduction, based