adult
at work
builder
caucasian
circuit breaker
closeup
construction
direct current
dwelling
electric box
electric cable
electrical panel
electrical system
electrician
electricity
energy
equipment
fixing
hand
hands
home
industry
install
labor
life saving switch
male
man
measure
measuring instrument
multimeter
occupations
person
profession
professional
protection
repair
residential
switch magnetermic
technician
technological
technology
tester
tighten
tool
tools
tools isolated
voltage
work
work safety
worker
定額
Electrician technician working on a residential electrical panel, measures the voltage on the terminals of the thermal magnetic circuit breakerの素材 [FY31098985728]
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