英文關鍵字
architecture
beam
build
building
business
cement
civil
commercial
concrete
construction
contract
contractor
deep
design
development
driver
earth
engineering
equipment
false
floor
form
formwork
foundation
ground
hard
improvement
industrial
industry
infrastructure
installation
job
labor
load
machinery
make
material
metal
mix
pile
piling
pipe
pour
pouring
project
safety
site
steel
structure
work