专家解读视频
基本信息
标准编号： TB124-1997
出版单位：
标准页数：0
标准简介
As electrical generating stations, substations, control centres and networks have become more complex, their required standards of reliability have become more demanding. These needs have been met by the widespread use of electronic systems, based on increasingly high-speed and low-power semiconductor technology. These systems provide the major computing power and the readily accessible information that make on-line automation possible.
