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Schlüsselwörter
under construction,
crane,
construction,
build,
skeleton,
house-building,
reinforced concrete,
construction,
building,
new construction,
industry,
public works,
structural engineering,
scaffold,
crane,
crane,
industrial park,
architecture,
tower,
city,
countryside,
city planning,
building,
real estate,
foundation,
trench,
construction material,
house-building,
planning,
structural engineering
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