1) Backup
[英]['bæk,ʌp] [美]['bæk,ʌp]
后备
1.
Taking the 75 t/h boiler control system as an example,some problems relating to the PLC-5 backup communication technique were stated in detail,such as the hardware installation .
详细地阐述了与ＰＬＣ－５的硬件安装、后备系统工作流程、软件设计及后备程序调试等有关的后备技术问题，从而有效地避免了ＰＬＣ硬件系统故障造成的控制过程中断，实现了利用后备（冗余）通讯技术，进行连续，不间断的过程控制。
2.
The paper introduced a case of main transformer backup protection tripping and analyzed problems in the accident.
针对一起主变后备保护跳闸,由于运行人员处理不当,造成事故扩大的原因进行分析,并就暴露的问题展开深入分析研讨,制定出相关问题的防范措施。
2) backup
[英]['bæk,ʌp] [美]['bæk,ʌp]
后援,后备
3) backup equipment
后备设备
4) supporting reservation
后备性储备
5) back up protection
后备保护
1.
Being not only the back up protection of the transformer itself but also the back up protection of the adjacent elements,the Interphase back up protection plays a role that can t replace by the other protections.
变压器相间后备保护不仅是其本身的后备保护,还作为相邻元件的后备保护,起着其他保护不可替代的作用。
6) Outlet table equipment
后台设备
补充资料：后备
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参考词条