英文關鍵字
architecture
build
builder
business
cement
concrete
concreting
construction
contractor
employment
equipment
floor
foundation
gravel
hand
industrial
industry
infrastructure
job
jobs
liquid
machine
machinery
man
material
metal
mix
mixed
mixer
mixing
mortar
new
pipe
pour
process
project
ready
reinforced
reinforcement
reinforcements
road
sand
site
structure
tool
trowel
wet
work
worker