At the beginning of 20 centuries appeared by individual motor drive with gear transmission of the lathe.
20世纪初出现了由单独电机驱动的带有齿轮变速箱的车床。
2
This equation is useful in determining the kinematic linkage between the lathe spindle and the lead screw and enables proper selection of the gear train between them.
这公式在决定车床心轴和丝杆之间的运动学关系时很有用，并且提供了正确挑选它们之间轮系的方法。
3
In the using of type C3163 turret lathe in our plant, the hand rocking axle gear in the cross-slide was often broken.