数控技术及数控机床在当今机械制造业中的重要地位和巨大效益，显示了其在国家基础工业现代化中的战略性作用，并已成为传统机械制造工业提升改造和实现自动化、柔性化、集成化生产的重要手段和标志。数控技术及数控机床的广泛应用，给机械制造业的产业结构、产品种类和档次以及生产方式带来了革命性的变化。数控机床是现代加工车间最重要的装备。它的发展是信息技术(1T)与制造技术(MT)结合发展的结果。现代的CAD/CAM、FMS、CIMS、敏捷制造和智能制造技术，都是建立在数控技术之上的。掌握现代数控技术知识是现代机电类专业学生必不可少的。-CNC technology and CNC machine tools in today s machinery manufacturing industry in an important position and great benefits, show the basis of its national strategic role in industrial modernization, and has become a tradition of the upgrade and machinery manufacturing industries and automation, flexible, integrated an important means of production and signs. CNC numerical control technology and extensive application to the mechanical manufacturing industry structure, product type and grade, and production has brought a revolutionary change. CNC machine tools is the most important modern processing plant equipment. It is the development of information technology (1T) and manufacturing technology (MT) combined result of the development. Modern CAD/CAM, FMS, CIMS, agile manufacturing and intelligent manufacturing technology, are built on top of the numerical control technology. Master modern CNC technology of modern electrical and mechanical knowledge is essential class students.