機器
activity
architecture
bright
building
business
cabin
cable
city
concrete
construction
crane
development
elevate
engineering
equipment
estate
evening
exterior
frame
growth
heavy
high
hoist
industrial
industry
iron
lifting
machinery
mechanical
metal
metallic
object
orange
outdoor
perspective
picking
project
scenic
site
sky
skyscraper
steel
straightened
strength
structure
support
tall
technology
tool
tower
unfinished
urban
vertical
white
winch
work
yellow