iron construction foundations of modern high-rise building
Palabras clave
steel,
construction,
site,
structure,
industry,
architecture,
building,
concrete,
industrial,
engineering,
work,
development,
equipment,
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metal,
crane,
urban,
business,
high,
blue,
city,
new,
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cement,
frame,
house,
tower,
technology,
iron,
project,
tall,
estate,
scaffolding,
modern,
machine,
men at work,
material,
exterior,
background,
safety,
home,
built,
machinery,
skyscraper,
housing,
activity,
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block,
lift,
working