機器
barrel
blue
business
center
cistern
cloud
complex
construction
control
crude
drilling
energy
extract
extracting
extraction
factory
gas
income
industrial
industry
light
mount
night
oil
pipe
pipeline
plant
power
process
processing
profit
project
pump
raw
refinery
reserve
reservoir
russia
siberia
sky
station
stock
storage
swapping
tank
technology
transfer
white
work