英文關鍵字
electricity
production
substation
motion
distribution
switchyard
passage
way
equipment
clear
blue
sky
sunny
day
insulator
cable
support
road
industry
plant
kazan
tatarstan
zelenodol
wire
industrial
voltage
electrical
energy
power
station
transmission
high
infrastructure
structure
supply
technology
engineering
pylon
facility
system
efficiency
generation
safety
protection