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 powersupply.
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。
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The powersupplyfor traditional network equipment all need local AC power source, which increases the cost of network base construction and may affect the network equipment once the power is cut off.
For the construction of new commercial buildings and satellite towns, the city will be looking at energy systems that address problems of powersupply, use and efficiency.