機器
builder
building
cement
coat
concrete
construction
contractor
development
domestic
equipment
form
fresh
ground
helmet
house
industrial
industry
job
liquid
man
mesh
metal
mix
object
outside
pour
professional
project
public
pump
rake
renewal
repair
residential
road
screed
service
site
slab
smooth
street
surface
tube
urban
wet
work
worker
workman