逐句讲解 | 全球最快高铁CR450动车组样车亮相

The World's Fastest High-Speed Train CR450 Unveiled 全球最快高铁CR450动车组样车亮相

On December 29, the CR450 high-speed train prototype was officially unveiled in Beijing, marking a significant breakthrough in the "CR450 Technology Innovation Project."
12月29日，CR450动车组样车在北京正式发布，标志着“CR450科技创新工程”取得重要突破。

The train operates at a speed of 400 km/h and reaches a test speed of 450 km/h, greatly improving travel efficiency.
该动车组的主要运营速度达400公里/小时，试验速度更高达450公里/小时，将大幅提升出行效率。

The CR450 has made remarkable advancements in safety, economy, comfort, and intelligence, such as noise reduction and enhanced braking performance.
CR450在安全性、经济性、舒适度及智能化方面均有显著提升，例如噪声降低和制动性能优化。

The prototype, manufactured by CRRC Qingdao Sifang and CRRC Changchun Railway Vehicles, includes 360-degree adjustable business-class seats for better group travel options.
样车由中车青岛四方和中车长客制造，商务舱可360度调整座椅，为团队出行提供了新选择。

This unveiling further solidifies China's global leadership in high-speed rail technology.
这次发布进一步巩固了中国高铁在全球的技术领先地位。