機器
activity
angle
backhoe
bucket
building
bulldozer
cab
compact
construction
development
dig
digger
dirt
engineering
equipment
excavate
excavating
excavation
excavator
ground
heavy
high
hydraulic
industrial
industry
loader
machinery
mini
mover
nobody
power
road
sand
scoop
shovel
site
small
soil
tool
tractor
transport
transportation
truck
urban
vehicle
view
work
yellow