energy utilization rate
heat energy utilization rate
Primary energy utilization rate
active electrical energy
Building Electrical Energy Saving
Building’s electrical energy saving
conversion of electrical energy
Daily electrical energy supply
Electrical energy conservation
electrical energy quality
Electrical Energy Saving
quality of electrical energy
coefficient of blasting energy utilization
coefficient of heat energy utilization
coefficient of utilization energy
Cold Energy Utilization
Cryogenic Energy Utilization
efficiency for solar energy utilization