機器
activity
alignment
building
building site
bulldozer
compactor
construction
earth
engineering
equipment
flatten
gravel
ground
heavy
industrial
industry
job
laying
level
machinery
mover
operate
over
pave
pavement
paver
paving
pillar
pneumatic
pressure
progress
project
push
renovation
repair
roadwork
scooter
site
soil
spread
street
structure
surface
truck
wheel
work
worker
workplace
yellow