英文關鍵字
action
activity
architecture
builder
building
cement
concrete
concreting
construction
contractor
employment
equipment
government
gravel
industrial
industry
infrastructure
job
labor
liquid
mix
mixed
mixer
mixing
municipal
municipality
new
pavement
paving
pour
pouring
project
public
rebar
renewal
repair
road
roadworks
service
sidewalk
site
street
structure
surface
upgrade
urban
wet
work
worker
works