单位功率因数
unity power factor
unit power factor
pow er factor correction
unity power factor operation
power factor correction
UPF
unity-power factor
specific power factor
单位功率因数(UPF)
classification of surrounding rock stability
单位功率因数变流器
unit power factor transformer
unity power factor converter
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