英文關鍵字
azerbaijan
baku
barrel
business
close
closeup
conservative
crude
derrick
diesel
donkey
drilling
energy
equipment
exploration
explore
extract
extraction
field
gasoline
industrial
industry
jack
machinery
money
nodding
odessa
oil
old
onshore
petrol
petroleum
pipeline
platform
produce
production
pump
pumpjack
reserves
sky
sun
sunny
sunset
supply
tank
technology
unit
well
working