单位功率因数
specific power factor
unity power factor
unit power factor
power factor correction
pow er factor correction
unity power factor operation
unity-power factor
UPF
单位功率因数(UPF)
classification of surrounding rock stability
单位功率因数变流器
unity power factor converter
unit power factor transformer
单位功率因数控制
unity power factor control
unity power factor(UPF)control
单位功率因数校正
unity power-factor rectification
单位功率因数整流
unit power factor rectifier
单位功率因数整流器
unity power factor rectifier
单位冷量
unit refrigerating capacity
单位冷量能耗
energy consumption of unit cooling
近似单位功率因数控制
approximate unity power factor (UPF) control