at work
builder
cable
caucasian
construction
din rail
direct current
dwelling
electric
electrician
energy
engineer
equipment
fixing
hand
hands
helmet
home
industry
install
job
labor
lifesaving switch
male
man
measurement
measuring instrument
multimeter
note pad
occupations
person
plier
profession
professional
repair
scissors
screwdriver
switch
switch magnetermic
switchboard
technician
tester
tighten
tools
tools isolated
voltage
work
work safety
worker
workers
young
定額
The engineer writes on a notepad the measurement of the voltage of the electrical panel detected by the young electricianの素材 [FY31093306898]
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