英文關鍵字
activity
building
camion
civil
compact
compacting
compaction
compactor
drive
engine
engineering
ground
industrial
industry
land
level
machine
machinery
mechanic
mechanical
mechanism
mechanization
motion
operate
operation
plate
process
rammer
road
roadwork
rotate
rotation
sand
shaft
site
smooth
soil
surface
swivel
tamping
tool
trailer
truck
vehicle
vibrate
vibrating
vibration
vibrator
vibratory
wheel
work