英文關鍵字
bushes
cable
cables
canada
conductor
connection
current
danger
distribution
electric
electrical
electricity
energy
engineering
equipment
generation
grass
grid
high
industrial
infrastructure
lake
line
lines
metal
network
ontario
pillar
pole
post
power
pylon
row
shore
sky
structure
supply
tall
tower
transmission
utilities
voltage
water
watt
wire
wires
wiring