機器
activity
asphalt
asphalt paver
background
bitumen
blurred
blurred background
bridge
city street
compactor
concrete
construction
engineering
equipment
excavator
flat
heavy
highway
illustration
industrial
industry
laying
loader
machinery
maintenance
metal
new
new equipment
operation
pavement
paver
paving
pressure
repair
repair road
road
road roller
roller
service
side
street
summer
tractor
transportation
truck
vehicle
wheel
work
yellow