应急电源电压程控卡
emergency source voltage pc card
应急电源电压监控
emergency source voltage monitoring
应急电源电压监控卡
emergency source voltage monitoring card
应急电源电路断路器
emergency source circuit breaker
程控电压源
programmable voltage source
DPS
最低电源电压
minimum power supply voltage
低压电源供应器
low-voltage power supply (LVPS
高速低电压应用
High-speed Lowpower Applications
数字化集中式消防应急电源
Digitalized and Centralized Emergency Fire Fighting Power
移动应急电源
mobile emergency power supply