機器
macadam
activity
architecture
asia
asphalt
association
bad
beautiful
bitumen
black
blacktop
car
center
construction
coring
damage
defect
empty
equipment
gravel
ground
highway
hole
industrial
industry
inspector
landmark
lane
light
machinery
outdoor
pave
paving
penetration
pit
pressure
repair
road
roadworks
safety
standard
street
structure
surface
tarmac
technology
thickness
work
worker