近几年来数控技术在机械行业得到了较大的发展，数控加工中心应用越来越广泛，本文针对数控加工编程技术进行指令巧用研究。首先介绍了加工中心组成和编程基础，比较了手工编程和自动编程的优缺点，进而分析在实际生产中怎样选择编程方法。列举了在手工编程中巧妙应用子程序和刀补指令等编程技巧，最后通过实例分析指令巧用编程的优点和实用性，发现要想充分发挥加工中心的高效率、柔性化等性能，除了选择合适的加工工件、掌握机床的特性和确定正确的加工工艺方案外，快速、准确、合理的编写出数控加工程序也是十分必要的。In recent years，NC technology has been larger development in the machinery industry，CNC Machining Center is widely applied，In this paper, research the NC programming technology ingenious application．First introduced the processing centers and programming，comparing the advantages and disadvantages of manual programming with automatic programming， and then analyzes how to choose programming in the actual production．Listed how to ingenious application sub-program and t cutter compensation command in the manual programming，and finally by examples analyzes the instructions and practical advantages of programming clever use．Find it in order to full machining center efficiency，flexibility and other properties，in addition to selection suitable manufacturing workpiece，grasp the characteristics of the machine and determine the correct processing programs，fast，accurate and reasonable procedures for the processing program of the NC is also very necessary．求高手帮忙修改下！！！！！