tower crane on buildings under construction
Palabras clave
activity,
braces,
building,
construction,
crane,
cylinder,
dusk,
engineering,
force,
gantry,
guide,
hang,
heavy,
high,
hoist,
hook,
hung,
hydraulic,
jib,
lift,
lifting,
line,
load,
power,
pull,
site,
sling,
steel,
stress,
structure,
freezed,
swinging,
swivel,
tackle,
tower