英文關鍵字
asia
asian
background
board
bolt
chip
circuit
closeup
component
components
computer
detail
education
electrical
electronic
electronics
engineering
equipment
fixing
from
hand
heat
industry
iron
laboratory
loosen
micro
microchip
people
printed
remove
repair
screwdriver
semiconductor
service
sink
solder
soldering
technical
technician
technology
thai
thailand
tool
training
using
vocational