英文關鍵字
1920x1080
beam
cold
derrick
donkey
drill
during
energy
environment
equipment
exploitation
extracting
field
footage
from
fuel
full
gas
gasoline
industrial
industry
jack
machine
machinery
natural
nodding
oil
operating
outdoors
petroleum
pipeline
power
production
pump
pumper
pumping
pumpjack
refinery
reservoir
resource
rig
season
snofall
snow
snowfall
snowflakes
supply
technology
the
unit
well
winter