英文關鍵字
abstract
automobile
background
belaz
big
black
blue
blurred
cargo
coal
concrete
dark
design
dump
dust
duty
earth
equipment
giant
ground
heavy
huge
industry
isolated
large
loads
lorry
machine
mine
moving
mud
open
overweight
pit
quarry
road
russia
sky
smoke
technological
tire
transport
truck
vehicle
wheel
white
work
yellow