機器
architect
asia
build
builders
cement
city
concrete
construct
construction
construction site
constructor
contractor
crane
dawn
day
derrick
development
editorial
engineer
engineering
equipment
estate
formwork
hardwork
industrial
iron
labor
laborer
manual
metal
people
pillar
project
real
reinforced
safety
sai gon
site
sky
steel
structure
sunset
up
urban
vietnam
vietnamese
wire
work
worker