Feed is manually provided by cranking the handle of the compound rest.
通过摇动复式刀架操纵柄手动提供进给。
Rotating the disc of the compound rest with an angle equal to half the apex angle of the cone.
将复式刀架盘旋转一个等于圆锥体顶角一半的角度。通过摇动复式刀架操纵柄手动提供进给。
This method is used for turning very long workpieces, when the length is larger than the whole stroke of the compound rest.
这种方法用于车削很长的工件，其长度大于复式刀架的整个行程。
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