The Internet's centralcomputer system or telecommunications center is the most powerful communications center in the world.
在互联网上的中央计算机系统或电信中心，是目前功能最强大的通讯中心，在世界上。
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I. computer software was under central management of computer technical center. The scope covers application and approval, type selection, test, evaluation and filing up of the software.
The monitoring system of heat-supply network is composed of control unit of substation, wire telephone network data communication system and computer data center in central control room.