本文的研究对象是数控加工技术，包括数控编程技术和数控机床技术。
The research object of this thesis is NC machining technologies including NCP and CNC.
同时采用虚拟加工技术在对数控机床用户进行培训及数控类课程的教学中也能大大提高教学效果。
On the other hand, it can also improve greatly the effect of teaching and training of CNC machine tools.
同时采用虚拟加工技术在对数控机床用户进行培训及数控类课程的教学中也能大大提高教学效果。
On the other hand, it can also improve greatly the effect of teaching and training of CNC machine tools.
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