英文關鍵字
automated
blaze
burning
business
closeup
cnc
computer
construction
cut
cutter
cutting
danger
energy
engineering
equipment
factory
fire
heat
industrial
industry
iron
laser
lasercutting
light
line
machine
machinery
machining
manufacture
manufacturing
mechanical
melting
metal
metalwork
modern
motion
plasma
precision
processing
production
robotic
sheet
spark
steel
tech
technology
tool
work
workpiece
workshop