environmental
african american
alternative
alternative energy
amperage
cells
checking
close up
control
development
ecology
electricity
energy
engineer
equipment
examining
green
instruments
man
multimeter
outdoors
panel
people
photovoltaic
power
production
renewable
renewable energy
repairing
resistance
scheme
service
solar
solar panel
station
sunlight
sustainable
technician
tools
uniform
voltage
worker
定額
Close up of african american man in grey overalls measuring resistance in solar panels outdoors. Competent technician using multimeter during inspection on station.の素材 [FY310185267791]
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