機器
borehole
business
construction
crude
derrick
drill
drilling
ecology
economy
energy
engineering
environment
equipment
exploration
extraction
field
fuel
gas
gasoline
heavy
industrial
industry
land
metal
mining
natural
nature
oil
oil well
oilfield
oilrig
petroleum
pipe
platform
pollution
power
production
pump
raw
resource
rig
shale
sky
spinning
steel
technology
tower
unit
well