对活塞环仿形车削误差的统计分析表明：靠模仿形加工中存在系统误差。
The Statistical analysis of piston ring tracer cutting errors shows that there is a systematic error in the tracer cutting.
然后用内撑的方式夹持一环形件，开动机床，车削卡爪的内圆部份和端面。
The inner part of the clamping claw and the end face of the clamping claw are used for holding an annular part in an inner support.
介绍车刀的偏置是仿形车削盘形凸轮型面产生制造误差的主要原因。
The main reason that gives rise to manufacturing error of contouring turn plate CAM former face is derivation of cutter.
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