The design and project of numeral control chart are put forward, and the composing of system, functional structure and methods of realization are discussed also in this paper.
提出数字化控制图系统的设计方案，并讨论系统的组成、功能结构以及具体的实现方法。
2
The design scheme obtained from the gray box chart was perfected by combining technology units in gray box chart and functional graph, and by building construct system chart.
根据灰箱图中的技术元并结合功能系统图建立构造系统图，使灰箱图确定的设计方案进一步充实。
3
Finally, the thesis designs software system, gives the partition of software functional modules and the flow chart of main program.