機器
auto
backhoe
build
building
business
car
cartoon
concept
construction
design
dig
digger
digging
engine
engineer
engineering
equipment
excavation
excavator
heavy
illustration
industrial
industry
machinery
metal
motor
mover
object
occupation
power
road
scoop
shovel
side
sign
strength
style
symbol
technology
transport
transportation
vector
vehicle
view
wheel
wheeled
work
yellow