renewal of track meaning in Hindi

Examples

1. At the four railways that were to be kept, the necessary repairs and renewal of tracks and rolling stock made only slow progress.
2. In addition to the renewal of tracks and the track base, the catenary systems and the signalling and communications technology were completely renewed.
3. In May 1903, Alderman Adcock suggested that part of the revenue should be set aside to provide for major renewals of track, vehicles and equipment.
4. Because of the renewal of track on the line in 2010 and the good acceleration of the FLIRT sets, the travel time is only slightly longer than that of the former RE 10 service, which did not stop at each station.