英文關鍵字
amperage
background
cable
circuit
conversion
current
danger
distribution
electric
electrical
electricity
energy
engineering
equipment
facility
generation
generator
high
industrial
industry
infrastructure
line
network
pillar
power
pylon
sky
station
steel
structure
substation
supply
switch
system
technology
tension
transform
transformer
transmission
transmit
voltage
watts
wire
wiring