| 1. | 9 . the backside can , late mul - metal , can use in the corrosion medium . at present , have applied widely all sorts of mechanical arthrodia , for example , printing press , spinning machine , tobacco machine , micro - machine , automobile , motorcycle , agriculture machine
9钢背面可电镀多金属，可在腐蚀介质中使用日前已广泛应用于各种机械的滑动部位，例如：印刷机纺织机烟草机械微电机汽车摩托车与林机械等等。 |
