英文關鍵字
3d
additive
bright
burns
closeup
creating
cut
cutter
dimensional
direct
electronic
engineering
engraver
fire
flame
hot
industrial
laser
lasercut
machine
manufacturing
melting
metal
metalworking
model
object
powder
printed
printer
printing
prototype
selective
sinter
sintering
spark
sparkle
sparks
technology
three
threedimensional