英文關鍵字
action
architecture
basement
builder
business
casting
cement
concrete
concreting
construction
constructor
design
dirty
effort
employment
equipment
fill
filling
floor
flow
foundation
frame
gravel
house
industrial
industry
infrastructure
iron
job
laying
male
man
mix
mixer
mixing
pipe
pour
project
reinforcement
road
site
technology
texture
tool
wet
work
worker
workman