简述了开放式数控技术的思想，介绍了软件NC技术的概念和特点。
A brief introduction to the idea of open CNC system was given, and the definitions and characteristics of technology of software-based CNC system were introduced.
目前，开放式数控技术已成为数控技术的研究热点，它在很大程度上决定了数控系统功能的扩展和性能的提高。
Nowadays, open architecture is already the hotspot of nc research which has great impacts on function expansion and performance improvement of CNC.
在分析开放式数控系统和网络数控技术的基础上，首次提出了数控信息网络存储制造的新概念。
On the basis of analyzing open CNC system and network CNC technology, the new concept of nc information network storage manufacture was presented.
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