The technique of computer data communication and network is nowadays more and more important in computer centralized systems of management and control.
计算机数据通信和网络技术在计算机集中管理和控制系统中正日趋重要。
2
However, P2P network is short of centralizedcontrol so that the security in P2P network is faced with much challenge.
但是，由于P 2 P网络缺乏集中控制，使得P 2 P网络的安全成为一个突出的问题。
3
The automatic control system is put forward, which is about reactive voltage centralized optimization of county class power network.