词汇	powering down
释义	powering down n.断电；🌏电源消耗
随便看	power-factor relay power factors power factor swing power-factor swing power factor / switching loss power factor test power factor testing set power-factor tip up power factor/uncontrolled rectifying circuit power factory power factor / zero-cross detection power fading power faihtre power fail power-fail power fail and automatic restart power fail/auto restart power-fail & auto restart power-fail circuit power fail detect module power-fail detect module power fail interrupt power fail interrupt/auto restart power-fail interrupt/auto-restart power fail logic