environmental
alternative
background
bulb
clean
concept
conservation
contour
design
earth
eco
ecological
ecology
electric
electricity
energy
environment
farm
flat
generation
generator
green
icon
idea
illustration
industry
innovation
isolated
lamp
light
line
linear
mill
nature
outline
planet
power
propeller
renewable
resource
sketch
station
sustainable
symbol
technology
tower
turbine
wind
windmill
定額
Wind mill turbine generating power energy and glowing light bulb line sketch icon isolated on white background. Alternative natural renewable energy production using wind mills. Vector Illustrationの素材 [FY310127818261]
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