飞机制造过程通常比较复杂，仿真模型可以帮助工程技术人员理解这一复杂的过程和找出系统中的瓶颈。
The process of aircraft manufacturing is very complex. A simulation model can help engineers understand the complex process and identify the bottlenecks in the systems.
虚拟制造是在数字化制造资源构成的虚拟环境中，在过程模型的驱动下，设备模型对产品模型进行的加工过程仿真。
Virtual manufacturing(VM) is model driven production process simulation in the virtual environment. The digital resource models are important components in the environment.
微带线中电场的仿真及其相关电参数的计算在微带线的设计与制造过程中有着极为重要的意义与价值。
The simulation of the electric field in striplines and the calculation of corresponding electric parameters are very important to the design and fabrication of the striplines.
分析了在虚拟制造中占有重要地位的机械加工过程仿真，讨论了铣削加工过程仿真及其实现的可能性，并对其在教学中的作用做了初步的探讨。
Meanwhile, it analyzes the emulation of milling process which is very important in virtual manufacturing, discusses the possibility of it and probes into the role of it in teaching.
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.
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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