英文關鍵字
asphalt
asphalting
background
break
building
close
compactor
compressor
concrete
construction
daylight
drill
drilling
dust
equipment
exterior
finisher
highway
hole
industrial
industry
jackhammer
lane
machine
machinery
main
male
man
outdoor
outside
patch
pave
pavement
paving
reconstruction
renewal
repair
road
roadwork
route
screed
shovel
street
technology
traffic
vibration
way
work
worker