“Master Backup Slave” architecture  Master-Backup-Slave结构

1+1 backup  1+1备份

4%Cr backup roll  4%Cr支承辊

active backup line  有效备用线路

adaptive fault-tolerant backup  自适应容错备份

analog backup unit  模拟备份单元

and Redundancy backup  冗余备份

anti-disaster backup  容灾备份

application backup  应用备份

Archive Backup  归档备份

Asynchronous Backup  异步备份

Asynchronous Dial-up Backup  异步拨号备份

auto backup power switching unit  备自投装置

Auto-backup  自动备份

automatic backup  医院局域网自动备份; 自动备份

automatic backup power supply switching  备用电源自投

automatic backup power supply switching device  备自投装置

automatic backup power system  备自投

automatic backup source  自动后备源