機器
asphalt
automotive
backhoe
bitmap
black
brake
bucket
build
bulldozer
car
collection
construction
design
digger
dredger
engine
engineering
equipment
excavator
gear
gravel
heavy
highway
hydraulic
icon
illustration
industrial
isolated
loader
logo
machinery
maintenance
mechanic
repair
road
roller
service
services
support
symbol
tractor
transport
transportation
truck
vehicle
web
wheel
yellow