機器
apartment
architecture
arm
background
beam
blue
boom
built
business
cab
cabin
city
commercial
construction
copyspace
crane
create
development
dwelling
engineering
equipment
estate
form
frame
heavy
high
industrial
industry
lift
lifting
load
machinery
mast
metal
modern
new
operator
project
site
sky
steel
structure
tall
technology
tower
urban
work
yellow