Resource Pool 资源库课程
Velocidad China - Ferrocarril Volador de Alta Velocidad
中国速度—飞驰高铁
China's high-speed railway technology is well-known in the world. High speed railway technology has become one of the most advanced railway technologies in the world. By the end of 2019, China's total operating mileage of high-speed railway will reach 35000 km, ranking first in the world.
中国的高铁技术享誉世界，高铁技术已成为世界上最先进的国家之一，至2019年底，中国高速铁路营业总里程达到3.5万千米 ，居世界第一 。
Courses 课程
General Courses 通用课程
