英文關鍵字
action
activity
base
bubbles
build
builder
building
cast
casting
cement
cementing
concrete
concreting
construction
continuous
contractor
craftsman
crew
dissemination
equalizes
equipment
fill
filling
floor
foreman
form
formwork
foundation
frame
generator
hardworking
house
industrial
industry
infrastructure
iron
job
labor
liquid
making
man
manual
metal
mix
mixing
mold
monolith
people
pipe
place
plank
pour
process
reinforced
reinforcement
site
slab
stability
stable
steel
strength
structure
support
team
teamwork
tool
under
vibration
vibrator
wet
wood
wooden
work
worker
workers
workman
workplace