英文關鍵字
builder
building
business
cement
city
cityscape
civil
concrete
construct
construction
contractor
crane
cranes
development
downtown
engineering
estate
form
formwork
home
house
industry
job
labor
landmark
maintenance
monolithic
multistory
occupation
pile
poured
pouring
realtor
rebar
reinforced
reinforcement
safety
scaffolding
site
skyline
skyscraper
slab
tower
urban
work
worker
workplace