以开发的CBS2000系统为例，指出采用OPC标准设计监控系统软件，可大大提高软件的开发速度并减少软件的维护工作量。
According to CBS2000 system, it points out that using OPC standard design supervisor and control system will improve the software development speed greatly and reduce the software maintenance work.
针对实时嵌入式系统在轨维护需求，提出了一种基于FPGA的嵌入式系统软件在轨重注方法。
According to the requirement of on-board maintenance for real-time embedded system, a novel method for software on-board reprogramming was suggested based on FPGA.
详细讨论了组织控制、系统开发与维护控制、系统安全控制、硬件及系统软件控制、操作控制等控制方法。
Analyze the methods of organization control, system development and maintenance control, system security control, hardware and software control in detail.
一个文件管理系统是提供对用户服务和文件使用方面的一组系统软件，包括文件的访问，目录维护和存取控制。
A file-management system is a set of system software that provides services to users and applications in the use of files, including file access, directory maintenance, and access control.
在调整防范区域大小时，可直接增减分机个数，只需设定分机编码即可，不用进行系统软件的升级，因此使用和维护方便。
When protect area size is changed it is just need to adjust the number of extension, and set extension's ID, software upgrade is not necessary, so operation and maintenance is convenient.
在调整防范区域大小时，可直接增减分机个数，只需设定分机编码即可，不用进行系统软件的升级，因此使用和维护方便。
When protect area size is changed it is just need to adjust the number of extension, and set extension's ID, software upgrade is not necessary, so operation and maintenance is convenient.
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