機器
backhoe
build
bulldozer
construction
construction site
crawler
development
dig
digger
digging
dirt
ditch
drainage
dredger
earth
earthmover
earthwork
earthworks
engineering
equipment
excavating
excavation
excavator
finland
forest
foundation
gravel
ground
heavy
heavy equipment
heavyduty
hydraulic
industrial
job
machinery
mover
process
road
road works
sand
scoop
sewage
soil
transport
vehicle
work
working
workplace
yellow