220 voltage
apartment
check
construction worker
control
current
display
electrical
electrician
electronic
energy
engineer
equipment
hand
handyman
home
inspection
instrument
maintenance
measurement
multimeter
overload
phase
plug
power
probe
professional
repair
repairman
service
socket
technician
test
tool
voltage
voltmeter
定額
The electrician measures the voltage in the home network by inserting a voltmeter into the outlet. Measurement of voltage in electrical networksの素材 [FY310195710548]
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