TDEE total daily energy expenditure
active electrical energy
arc welding electrical supply
Building Electrical Energy Saving
Building’s electrical energy saving
conversion of electrical energy
Electrical energy conservation
electrical energy quality
Electrical Energy Saving
quality of electrical energy
secondary electrical supply
Energy Supply
能源供应
能量补给
能量供给
能源供给
能量供应
供能
电源
能源
energy supply in high voltage side
energy supply structures
the Distributed Energy Supply System
Budget of kinetic energy and total potential energy