英文關鍵字
3d
animation
apparatus
arc
automatic
background
black
cable
construction
electric
electrical
electricity
electro
electrode
electronic
engineering
equipment
factory
handle
holder
icon
industrial
industry
instrument
inverter
isolated
isometric
machine
manual
manufacturing
metal
mig
mobility
motion
object
plug
power
sign
simple
steel
symbol
technology
tig
tool
weld
welder
welding
white
wire
work
worktool