Engineers check the tightness and safety of solar panels while installing the new structures on the roof of an industrial plant : Selective Focus
Palabras clave
solar,
engineer,
men at work,
construction,
building,
work,
helmet,
industry,
working,
builder,
people,
contractor,
industrial,
blue,
outdoors,
roof,
hard hat,
safety,
site,
architecture,
person,
factory,
carpenter,
engineering,
technician
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