英文關鍵字
air
chemical
chimney
coal
dirty
energy
environment
factory
fuel
gas
global
industrial
industry
jonava
lithuania
plant
pollution
power
sky
smog
smoke
stack
station
steam
technology
tower
toxic
warming
英文關鍵字
air
chemical
chimney
coal
dirty
energy
environment
factory
fuel
gas
global
industrial
industry
jonava
lithuania
plant
pollution
power
sky
smog
smoke
stack
station
steam
technology
tower
toxic
warming