機器
action
activity
backhoe
blue
construction
crawler
development
dig
digger
digging
dumper
earth
earthmover
earthmoving
earthwork
equipment
excavate
excavating
excavation
excavator
extraction
heavy
hydraulic
industrial
industry
job
loader
loading
machinery
mining
mover
outdoors
power
quarry
quarrying
sand
scoop
shovel
site
sky
technology
tracktype
transport
truck
vehicle
work
working
yellow