機器
activity
area
build
building
business
compacting
compaction
compactor
construct
construction
development
dirt
duty
earth
engineering
equipment
ground
heavy
industrial
industry
machinery
operate
pneumatic
preparation
pressing
pressure
progress
road
roadworks
roll compactor
roller
sand
site
soil
soil compactor
steam roller
surveying
tamping
truck
under construction
vehicle
vibration
vibratory
vibroroller
wheel
worker
working
yellow