英文關鍵字
building
chemical
construction
control
drill
energy
engineering
environment
equipment
factory
field
fossil
fuel
gas
gasoline
heavy
industrial
industry
line
machine
manometer
manufacturing
metal
oil
petrochemical
petrol
petroleum
pipe
pipeline
piping
plant
platform
pollution
power
processing
production
refinery
resources
rig
station
steel
structure
tank
technology
tower
tube
valve
water
well