CWR its high-speed driving, running a smooth and easy maintenance of significant superiority, are gradually replaced by ordinary lines, and become the track of an important symbol of modernization.

• 无缝线路以其高速行车、运行平稳和便于养护维修的显著优越性,正逐渐取代普通线路,并成为当今轨道现代化的重要标志。