機器
action
asphalt
build
builder
compact
compacting
compaction
compactor
compress
construction
contractor
dirt
elevation
engine
equipment
excavation
foundation
ground
hammer
heavy
house
industrial
industry
jack
machinery
man
outdoors
physical
plate
pressure
rammer
road
sand
site
soil
street
surface
tamp
tamper
tool
tools
vibrate
vibrating
vibration
vibrator
vibratory
work
worker