It raises the nominal adhesion for the 190 tonne Co-Co locomotive from 21 to 23 per cent in line with the increase in continuous tractive effort at rail from 403 to 431KN.

• 将这一190吨重的(20-渤机车的标定附着力从21%25提高到23%25以上，持续牵引力从403KN提高到431KN。