機器
action
activity
aerated
breaking
building
bulldozer
cellulare
closeup
concrete
construct
construction
cut
dig
digger
dirt
dirty
earth
engineer
equipment
excavation
excavator
ground
heavy
house
huge
hydraulic
industrial
industry
load
loader
machinery
metal
mover
outside
power
real estat
sand
shovel
site
soil
steel
symbol
tractor
unloading
vehicle
view
water
work
yellow