Design and realize flexible user authority management. Design and realize powerful super administrator function, make the maintenance and management of the whole OLRS system more convenient.
设计和实现了强大的超级系统管理员功能，包括安全灵活的用户权限管理，使得对整个OLRS系统的维护和管理变得更加方便。
The practical experiment shows the system features powerful function, simple configuration, reliable communication and ease maintenance. Key words Optimization of formula Steelmaking formula W…
实践证明，该系统具有功能强、组态方便、通信可靠以及易于维护等特点。
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