利用计算机输助设计(cad)、计算机输助教学(cai)、拟实制造(vm)、专家系统(es)等各方面知识，设计出一个能够对nc代码进行语法、词法检查，对加工过程、面板操作进行图形仿真的系统。

Based on the knowledge of cad CAI vm es we implemented a system that can check nc code at syntax and semanteme levels simulate the machining process and panel operations graphically.

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