英文關鍵字
cable
cables
center
close
closeup
console
control
current
data
database
electric
electrical
electrician
electricity
electronic
electronics
element
energy
engineer
engineering
equipment
hobby
industrial
industry
information
innovation
installation
light
line
machine
manufacturing
object
power
professional
radio
repair
set
strong
studio
switch
technician
technology
telecommunications
testing
tool
toy
voltage
white
wire
workplace