英文關鍵字
accuracy
automated
automatic
blaze
burn
closeup
cnc
cooling
cut
cutter
cutting
danger
energy
equipment
factory
fiber
flame
heat
hot
laser
light
machine
metal
metalwork
metalworking
nobody
orange
pattern
plant
plasma
plate
production
sheet
slowmotion
spark
sparkle
splash
spray
steel
surface
tool
water
workpiece
workshop
yellow