2) centralized hot backup
集中热备份
1.
To solve the power supply reliability of DCS system in modern chemical plant, a centralized hot backup UPS power supply system with extra high reliability was put forward, which solves the power failure due to self fault when single UPS operates and quality declining of output power supply when UPS parallel with others operates.
为解决现代化工装置中DCS系统供电的可靠性问题 ,提出了一种可靠性非常高的集中热备份UPS(Un interruptiblePowerSystem)供电系统方案 ,它解决了UPS单机运行时自身故障造成的停电问题和并机运行时输出电源质量下降的问题。
4) Log Collection and File Backup
集中日志和备份
补充资料：备份
①备用的一份：～伞（备用的降落伞）ㄧ～节目。②〈方〉充数；空设。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条