英文關鍵字
animation
barrel
benzine
black
car
cartoon
collection
derrick
design
diesel
drop
electricity
energy
environment
factory
filling
fire
flat
fuel
gas
gasoline
generation
icon
illustration
industrial
industry
motion
motor
oil
petroleum
pipe
platform
power
production
pump
refinery
rig
set
ship
sign
station
storage
symbol
tank
tanker
technology
transportation
truck
water
work