1) spare exciting
备用励磁
1.
This paper expounded some incomplete and unreasonable items in spare exciting system of Russian 500 MW generator set in Yimin Power Plant, performed technical improvement and achieved very perfect effects.
阐述了伊敏发电厂俄式５００ ＭＷ 机组备用励磁系统中不完善、不合理的项目，并进行了技术改进，取得了良好效果。
2) spare exciter
备用励磁机
3) auxiliary excitation
辅助励磁，备用励磁
4) excitation equipment
励磁设备
1.
Operation analysis of excitation equipments in Guangdong power system;
广东电力系统励磁设备运行状况分析
5) auxiliary exciting winding
辅助励磁绕组，备用励磁绕组
6) standby exciter switching
备用励磁自动切换
补充资料：备用
准备着供随时使用：～件ㄧ～物资ㄧ随身携带以作～。
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参考词条