英文關鍵字
building
chemical
chimney
close
complex
distillation
energy
environment
environmental
equipment
factory
foreground
fuel
gas
gasoline
grey
industrial
industry
metal
meter
modern
oil
petrochemical
petroleum
pipe
pipeline
plant
pollution
power
pressure
process
production
refinery
safety
sky
station
steel
tatarstan
tatneft
technology
tower
tube
view