英文關鍵字
asphalt
blacktop
build
close
closeup
compact
compaction
concept
concrete
construction
drive
duty
engineering
equipment
even
finisher
flatten
ground
heavy
highway
hot
lay
layer
level
machine
machinery
maintenance
motorized
motorway
move
movement
operation
pavement
paver
paving
press
process
repair
ride
road
roadway
roadwork
screed
site
smooth
spread
surface
up
vehicle
view
work