Along with the improvement of the safety operation level in power supply networks, the expert system is used increasingly and extensively in the substation.
随着变电运行安全水平的提高，专家系统在变电站中的应用日益广泛。
2
To ensure the safety and stability of the system and to prevent accidents, the construction of enterprise-level disaster tolerance backup system is an important measure for guaranteeing power supply.
为了保障系统安全稳定运行，防范事故，构建企业级的容灾备份系统是保供电的一个重要举措。
3
Therefore, China's mineral resources policy must focus on ensuring the safetyof mineral resources supply channels and supply level.