英文關鍵字
laser
cutting
hot
sandblasting
drilling
industry
black
glyph
plastic
sewing
symbol
industrial
vacuum
suction
grinding
machine
carbon
chamber
unit
engraving
briquettes
machines
crimping
fiber
slotting
pressing
loom
panle
saws
screwing
icon
motion
graphic
animation
pictogram
hd
animated
item
sign