客机C919项目进攻坚阶段超过500架订单、全机机体结构完成对接、机载系统开始安装……时至年中,第一架国产大型客机C919项目进展顺利。据悉,目前C919大型客机已进入工程制造的攻坚阶段,首架试飞飞机正在中国商飞上海浦东总装制造中心进行总装。标准动车组时速三百五6月30日,具有完全自主知识产权、时速350公里的中国标准动车组正式下线,并在中国铁道科学研究院环形试验基地展开试验工作。这标志着中国标准动车组研制工作取得重要阶段性成果。 Passenger aircraft C919 project offensive phase more than 500 orders, the whole body structure to complete docking, airborne systems to start the installation ... ... to mid-year, the first domestic large aircraft C919 project is progressing well. It is reported that the current C919 large passenger aircraft has entered the crucial stage of engineering manufacturing, the first test flight is being commercial aircraft in Shanghai Pudong, China Manufacturing Center assembly center. Standard EMU speeds 350 On June 30, the Chinese standard EMU with complete independent intellectual property rights and a speed of 350 kilometers per hour was formally launched. Experiments were carried out at the Ring Test Base of China Academy of Railway Sciences. This marks an important milestone in the development of China’s standard EMU.