对并联机床数控系统进行了软件模块划分，重点介绍了程序设计模块、加工及仿真模块、手动测量模块的主要功能。
In this paper, the software module of PMT NC system is divided, and the programming module, processing module, simulation module and hand control module are introduced.
本文首先介绍了SINS的导航原理，推导了SINS在地理坐标系下的导航算法，并进行了相应的程序设计和仿真。
This paper introduces the navigation principle of the SINS firstly, the navigation algorithm on geographical coordinates is deduced, and then the simulation program is developed.
仿真结果表明，该方法能有效地判断出系统的暂态稳定性，在程序设计上也具有较好的可扩展性和灵活性。
The simulation result shows that the method can effectively judge the transient stability of the system, and features better expandability and flexibility in program design.
最后对整个软件设计流程、数值仿真模块的程序设计以及与动力学分析主模块的接口作了说明，并对仿真的关键部分与重点给出了解决方法。
Finally, the flow chart of the system, design of numerical simulation module, and program interface are explained and the resolutions of key parts of simulation design are given.
本文阐述了它的基本思想，并通过在VAX-11/780上运行仿真微程序的实例，说明模块结构微程序设计的方法。
This paper describes its basic principles. The modular microprogramming is introduced with an example of the emulation microprogram that has been run on the VAX-11/780 computer.
对电炉PLC控制系统进行了硬件设计、梯形图程序设计，并且使用plc仿真软件TRILOGI对所设计的梯形图程序进行仿真，确定控制程序的可靠性。
We design hardware and software of PLC control system. In order to confirm system reliability, we use TRILOGI software of PLC to simulate the ladder-shaped picture procedures.
对电炉PLC控制系统进行了硬件设计、梯形图程序设计，并且使用plc仿真软件TRILOGI对所设计的梯形图程序进行仿真，确定控制程序的可靠性。
We design hardware and software of PLC control system. In order to confirm system reliability, we use TRILOGI software of PLC to simulate the ladder-shaped picture procedures.
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