英文關鍵字
angle
blue
boundless
cable
carcass
clear
complicated
construction
distribution
electric
electrical
electricity
energetic
energy
engine
environment
generator
high
industrial
industry
infrastructure
insulator
line
long
low
metal
network
power
powerful
pylon
shot
sky
special
station
steel
structure
supply
technology
tower
transformer
transmission
volt
voltage
watt
white
wire