機器
architecture
background
black
build
bw
cable
closeup
concrete
construction
crane
detail
engineering
equipment
gray
heavy
high
hoist
hoisting
hook
industrial
industry
iron
lift
lifting
link
machinery
metal
object
old
picking
plate
pulley
rope
rust
rusty
site
sky
steel
stone
strength
strong
tackle
technology
tool
used
white
winch
work