10kV standby power supply automatic switching device
Active Standby Transmitter
automatic switching device of standby power
availability time standby
building service standby
Cold Standby
冷储备
冷备份
闲置备用系统
冷备用
冷待命
闲置备便
冷贮备
闲置待机
cold standby repairable system
cold standby series system
COLD STANDBY SYSTEM
冷贮备系统
集体协商
闲置备便系统
冷储备系统
闲置待机系统
construction of standby dispatching system