According to the theory of areal economy system, the state of an areal economy unit can be expressed with the features of time series of the economic development and spatial structure.
The proposed scheme is applied in areal power network automation system with good effect.
该系统安全方案已应用于地区电网自动化系统，效果良好。
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Constructs the analyzed model of system in emphasis by utilized and described the mine - area land environment & resource systematically and by analyzed and described the mine areal…