英文關鍵字
background
cable
cabling
circular
coaxial
coil
color
communication
component
conductor
connect
connection
construction
copper
cord
current
electric
electrical
electricity
electronics
energy
equipment
group
industrial
industry
insulation
internet
isolated
line
macro
network
object
objects
plastic
power
reel
roll
rope
spiral
spool
supply
technology
thread
twisted
voltage
wire
wired