According to the concrete situation of present multimedia classroom, this paper designs a set of multimedia centralized controlling system.
根据当前多媒体教室的具体情况，设计了一套多媒体集中控制系统。
After analysis and comparisons of various conference topologies, a centralized multimedia conference system using SIP as controlling signaling is pro-posed in this article.
该文通过对各种会议拓扑结构的分析和比较，提出了一种以SIP作为控制信令的、集中式拓扑结构的多媒体会议系统。
At present, the petroleum delivery system widely used is the centralized system which combines the petroleum delivery controlling with simply managing system.
当前，各地市级石油库普遍采用的发油控制方式是集中式控制，即把控制发油和简易的管理集为一体。
At present, the petroleum delivery system widely used is the centralized system which combines the petroleum delivery controlling with simply managing system.
当前，各地市级石油库普遍采用的发油控制方式是集中式控制，即把控制发油和简易的管理集为一体。
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