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。
At the beginning of 20 centuries appeared by individual motor drive with gear transmission of the lathe.
C3163型六角车床在我厂使用过程中，横溜板箱手摇轴齿轮经常打坏齿。
In the using of type C3163 turret lathe in our plant, the hand rocking axle gear in the cross-slide was often broken.
车床的手可以为刀具手动或主动输入可以是通过特别的齿轮。
The lathe hand may feed the cutter by hand or may make it be fed automatically by means of special gears.
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