機器
3d
articulated
articulating
big
bulldozer
carrier
construction
diesel
drive
dump
dumper
dumping
earth
equipment
excavate
excavation
excavator
haul
hauler
heavy
hydraulic
industrial
industry
isolated
large
lift
loader
machinery
mine
mining
mover
power
quarry
render
rock
soil
tire
tractor
transport
transportation
truck
vehicle
wagon
yellow