英文關鍵字
appliance
board
chip
chips
circuit
close
component
computer
connection
copper
defective
detail
device
devices
digital
electric
electrical
electricity
electronic
electronics
engineer
engineering
equipment
faulty
focus
gear
green
hand
household
industrial
industry
instrument
iron
laboratory
mainboard
microchip
microelectronic
motherboard
professional
radio
repair
repairing
resistor
selective
semiconductor
service
solder
soldered
soldering
technical
technician
technology
tin
tool
tools
wire
work
worker