英文關鍵字
ammeter
board
check
chip
circuit
close
closeup
component
computer
current
electric
electrical
electronic
electronics
engineer
equipment
examine
fault
find
fingers
fix
hands
hardware
instrument
maintenance
man
measure
meter
microampere
old
parts
pcb
printed
professional
repair
repairman
service
support
technician
technology
tester
testing
tool
working