機器
activity
asphalt
asphalting
blacktopping
building
bulldozer
clouds
compactor
construction
dig
dirt
drive
dump
dumping
equipment
excavation
ground
heavy
highway
industrial
industry
job
land
landscape
large
load
loader
lorry
machinery
maintenance
modern
pavement
paving
renovation
repair
road
road works
roadworks
sand
site
street
tipper
tractor
transport
transportation
truck
trucking
vehicle
work