The main problem concerning broadening the knowledge spectrum and basis of Chinese technical personnel of mechanical engineering is in the system of mainstay courses of mechanical engineering itself.
我国机械工程技术人员知识面和基础的拓宽，主要在机械类主干课程体系本身。
CNC machining is based on the popularity of CNC machining technology mechanical engineering theory of technical courses.
数控加工基础是机械专业普及数控加工技术理论的技术基础课。
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