英文關鍵字
animation
motion
welding
wire
icon
outline
thin
line
isolated
black
tig
equipment
mig
design
electrode
gas
illustration
metal
steel
stick
tool
welder
weld
torch
rod
brush
button
clamp
concept
device
electricity
gauge
gear
glove
helmet
instrument
job
lightning
machine
manual
mask
measure
occupation
power
profession
safety
spark
tank
valve
web
work