英文關鍵字
air
alternative
blades
business
clean
clouds
conservation
construction
design
development
ecology
economy
electric
electricity
energy
engineering
environment
future
generate
generation
generator
green
industrial
industry
infrastructure
innovation
mechanical
mechanism
metal
mill
modern
natural
pollution
power
propeller
renewable
rotate
rotating
saving
sky
source
spin
spinning
supply
technology
tower
turbine
wind
windmill
windpower