alternative
alternative energy
charge
climate change
conservation
development
eco
eco friendly
ecological
ecology
efficiency
electric
electrical
electricity
energy
environmental
farm
generate
generation
generator
green energy
green technology
innovation
manufacture
motor
move
power
power plant
power station
power supply
powerful
production
propeller
renewable
renewable energy
resource
rotor
spin
station
supply
sustainability
technology
turbine
turbines
voltage
wind
wind turbine
wind turbines
windmill
windmills
定額
Green energy on wind turbines and wind turbines. Alternative energy sources and renewable energy sources. Power generation and generators of power plants.Wind farm and wind,environmental conservationの素材 [FY310191323012]
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