機器
asphalt
bitumen
black
building
bulldozer
city
compaction
compactor
construction
equipment
excavator
foreman
gravel
heavy
highway
industry
labour
laying
machinery
maintenance
man
manual
master
pave
pavement
paver
railway
repair
road
roller
sign
site
soil
steamroller
street
sunset
tar
team
tools
tractor
transportation
truck
under
vehicle
work
worker
workforce