機器
analyzer
board
broken
business
circuit
component
computer
construction
device
digital
electrical
electricity
electronics
engineer
engineering
equipment
exam
examining
expertise
hardware
improvement
industry
inside
it
maintenance
measurements
measuring
motherboard
multimeter
nobody
occupation
part
pc
probe
procedure
processor
professional
repair
repairing
repairman
service
support
technician
technology
tool
upgrade
work
working
workshop