機器
activity
asphalt
asphalting
building
compactor
construction
drudge
equipment
excavator
finisher
gravel
heavy
highway
industrial
industry
lane
loader
machinery
maintenance
multilayered
pave
pavement
paver
paving
pressure
renewal
repair
road
roadwork
sand
screed
shovel
site
soil
street
tar
tracked
transportation
truck
vehicle
work