機器
armature
business
connector
control
craft
derrick
drill
energy
equipment
facility
field
finance
flange
fossil
fuel
gas
gasoline
gear
generation
head
industrial
industry
latch
mining
natural
oil
oil well
oilfield
petroleum
pipe
pipeline
pipework
power
pressure
production
pump
regulator
resource
rig
supply
technology
tool
unit
valve
water
well
wellhead
work