機器
background
black
blue
building
business
cable
cargo
chain
closeup
concept
construction
crane
development
engineering
equipment
hanging
heavy
hoist
hook
industrial
industry
iron
isolated
lift
lifting
machinery
metal
nobody
object
old
on
part
power
pulley
red
rope
sky
steel
strength
strong
technology
tool
up
weight
white
winch
work
yellow