機器
art
background
bucket
build
building
bulldozer
construction
design
dig
digger
dredge
earth
engineering
equipment
excavate
excavating
excavation
excavator
heavy
hydraulic
icon
icons
illustration
industrial
industry
isolated
land
loader
machinery
mechanical
mover
object
power
scoop
shovel
sign
silhouette
symbol
tractor
transport
transportation
under
vehicle
work