他们中大部分人的工作有负责操作计算机数控设备（CNC）以及各种各样小批量生产中的传统车床、路由器和螺纹磨床等。
They are likely to operate computer numerical control (CNC) equipment as well as traditional lathes, routers, and grinders to make all kinds of production parts.
对于只具备普通螺纹切削功能的数控车床，一般来说不能加工变螺距的螺纹。
It is difficult to machine the variable pitch of screw part on the CMC lathe without variable pitch cutting faction.
作者研究采用现有的、成熟的、有价格优势的数控技术，经过一些专门的处理，研发了具备加工这类特殊螺纹功能的低价专用数控车床。
The research adopts existing and mature CNC technique which has advantage in price in producing the low cost CNC turning machine featuring the function of machining these special threads.
本文首先介绍了螺纹数控切削的编程方法，并就其对加工误差的影响进行了分析，最后根据实际工作总结出数控车床螺纹切削编程及加工时的注意事项。
This paper discussed the methods about cutting thread on nc Lathe. The cutting errors was analyzed. The program about cutting thread and the notices in cutting process were concluded.
本文首先介绍了螺纹数控切削的编程方法，并就其对加工误差的影响进行了分析，最后根据实际工作总结出数控车床螺纹切削编程及加工时的注意事项。
This paper discussed the methods about cutting thread on nc Lathe. The cutting errors was analyzed. The program about cutting thread and the notices in cutting process were concluded.
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