“数控自动编程”是我院数控技术专业所开设的一门实践性很强的专业核心课,但由于该课程工程性强,概念抽象难懂,学生往往理解不透,教学往往达不到预期的效果。本文以张家界航空工业职业技术学院的《数控自动编程》课程改革为背景,探讨专业核心课程的建设。 “CNC automatic programming ” is a practical and strong professional core course set up by NCTC in our college. However, due to the strong engineering skills and difficult-to-understand conceptual concepts, students often can not understand thoroughly, and teaching often does not reach To the desired effect. In this paper, Zhangjiajie Aviation Industry Vocational and Technical College “CNC automatic programming” curriculum reform as the background, to explore the construction of professional core curriculum.