機器
activity
asphalt
asphalting
bitumen
blacktopping
builder
building
compactor
concrete
construction
construction site
drudge
equipment
gravel
heavy
highway
hot
industrial
industry
laborer
loader
machinery
maintenance
manual
patch
pave
pavement
paving
people
profession
renewal
repair
repairing
road
road construction
roadwork
roadworks
roller
street
tar
technology
tools
transportation
truck
uniform
vehicle
vibration
work
worker