機器
activity
agricultural
backhoe
building
cabine
construct
construction
contractor
development
diesel
dig
digging
engine
engineering
equipment
excavate
excavating
excavation
excavator
heavy
industrial
industry
loader
machinery
mover
new
nobody
orange
picking
power
professional
sand
steel
tool
track
tractor
transport
transportation
vehicle
wheel
work
worker
working
yellow