機器
activity
architecture
backhoe
blade
bucket
build
building
bulldozer
construction equipment
construction industry
construction site
digger
dirt
dredger
dust
earth
earth transportation
engineering
equipment
excavate
excavation
excavator
exterior
garden
gardener
gardening
heavyduty
hydraulic
industrial
industry
job
land
landscape
landscaping
leveling
loader
loading
machinery
mover
road
rock
scoop
soil
tools
vehicle
worker
working