機器
above
activity
asphalt
building
bulldozer
cement
compactor
construction
countryside
equipment
excavator
fix
gravel
heavy
helmets
homes
houses
industrial
industry
inspection
job
labor
machinery
maintenance
material
men
metal
operator
orange
paving
people
renewal
repair
road
roadwork
roller
service
shovel
site
street
tools
top
uniform
urban
vehicles
vest
work
workers
yellow