機器
asphalt
at
building
color
compactor
construct
construction
diesel
engine
engineering
equipment
gravel
heavy
highway
horizontal
industrial
industry
job
labor
machinery
maintenance
mechanical
metal
nobody
operator
outside
pavement
paving
power
powerful
pressure
profession
renewal
repair
road
roadwork
roll
roller
site
steel
street
technology
transport
transportation
vehicle
wheel
work
yellow