The portrait of a proud engineer smiles satisfied with his successful work. Concept: renewable energy, technology, electricity, service, green power
Palabras clave
solar,
energy,
men at work,
panel,
man,
construction,
photovoltaic,
people,
electricity,
technician,
environmental,
install,
work,
renewable,
plant,
house,
person,
power,
roof,
industry,
business,
sky,
technology,
sun,
green,
environment,
safety,
ecology,
mobile phone,
equipment,
generator,
roofer,
array,
collector,
portrait,
installer,
electric,
working,
perspective,
installation,
alternative,
rooftop,
blue,
caucasian,
holographic,
electronic,
pattern,
happy
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