機器
activity
background
blue
bonding
business
cable
cargo
concept
construction
construction crane
construction site
control
copy space
crane
development
diagonal
engineering
equipment
frame
hanging
heavy
hoist
hook
horizontal
industrial
lift
link
loading
low angle view
modern
moving
occupation
picking
project
pulley
raise
rope
safety
single
sky
sling
steel
strength
striped
strong
transportation
weight
wire
yellow