And then the paper processes all-around analysis of DNC system and brings forward three hierarchies control body of operation mode of workshop in DNC system. At the same time, the paper processes designing of all-around project by this mode .

• 然后对DNC系统进行了总体分析，提出了三层控制体结构的DNC系统企业车间运行模式，并依据该运行模式对DNC系统进行了总体方案设计。