Việt
máy mài ray
mài sửa chữa ray
Anh
rail grinding
Corrective
grinding of rails
grinding of tracks
Đức
Abschleifen der Schienen
Schienenschleifen
Pháp
meulage des rails
grinding of rails,grinding of tracks,rail grinding /ENG-MECHANICAL/
[DE] Abschleifen der Schienen; Schienenschleifen
[EN] grinding of rails; grinding of tracks; rail grinding
[FR] meulage des rails
Rail grinding,Corrective