英文關鍵字
cable
clouds
construction
current
day
distribution
dusk
electric
electrical
electricity
energy
engineering
environment
equipment
generation
generator
high
industrial
industry
lapse
line
metal
nobody
plant
pole
pollution
power
pylon
row
silhouette
sky
station
steel
structure
substation
sun
sunset
supply
technology
time
tower
transmission
urban
utility
voltage
watt
wire