英文關鍵字
seat
earthmover
development
site
soil
backhoe
earthwork
truck
foundation
surface
compactor
floor
planning
constructing
dozer
terrain
blueprint
loader
level
footing
bottom
earth
new
tractor
dirt
property
dig
incomplete
bedding
base
rake
layout
land
contractor
beginning
drainage
preparing
home
slab
scraper
excavator
mover
bulldozer
industry
groundwork
housing
formwork
ground
construction