英文關鍵字
above
architecture
area
build
builder
building
business
cement
construction
development
dig
digger
engineering
environment
equipment
evening
excavation
excavator
foundation
ground
growth
hat
heavy
helmet
industrial
industry
job
labor
machine
machinery
management
material
metal
mixer
night
outdoor
progress
project
property
sand
site
stone
technology
tsaritsyno
urban
vehicle
welding
work
worker
yellow