機器
asphalt
asphalting
bitumen
blacktopping
build
building
bulldozer
cat
compactor
construction
construction site
dig
digger
dredger
duty
excavation
excavator
highway
industrial
industry
job
lane
loader
machinery
pavement
paver
paving
progress
repair
repairing
road
road work
roadworks
roll
roller
shovel
steam
steamroller
street
transportation
truck
urban
vehicle
vibro roller
vibroroller
wheel
work
working
yellow