英文關鍵字
arab
azerbaijan
baku
barrel
business
color
correction
diesel
digging
donkey
drilling
dubai
economy
energy
enterprise
exploration
extraction
field
fossil
fuel
gasoline
generation
head
industrial
industry
jack
lake
lift
machine
mechanical
natural
nature
nodding
oilfield
petroleum
pipe
pipeline
pollution
power
price
production
pump
resource
resources
rich
rotate
silhouette
sunset
technology
tunis
work