三轴总成齿数：Z=60/61/57/55;离合器摩擦片有主2/从1；主3/从2；连接主式带齿连接或螺栓固定

The number of teeth of the three-axis assembly: Z=60/61/57/55; the clutch friction plate has master 2/slave 1; master 3/slave 2; the connection is master-type toothed connection or bolted