電極
alloy
arc
arcweld
black
bundle
chamois
collection
electric
electrode
equipment
fist
glove
group
gun
hand
heap
image
industrial
insulation
iron
isolated
join
life
mask
melting
metal
metallurgy
nobody
peg
product
professional
puttee
rod
rodholder
row
sealing
shot
specialist
steel
studio
technology
tool
weld
welded
welder
welding
white
work