英文關鍵字
business
canceller
chimney
compensator
energetic
energy
enterprise
factory
header
heat
heating
industrial
industry
line
main
manufactory
pipe
pipeline
pipelining
power
station
steamheat
supply
technology
trunk
英文關鍵字
business
canceller
chimney
compensator
energetic
energy
enterprise
factory
header
heat
heating
industrial
industry
line
main
manufactory
pipe
pipeline
pipelining
power
station
steamheat
supply
technology
trunk