機器
automated
blaze
close
close up
cnc
cut
cutting
danger
energy
engineer
engineering
engraving
equipment
factory
fire
flame
fly
gas
heat
industrial
industry
iron
laser
laser beam
machinery
manufacture
mechanical
melting
metal
metal work
modern
new
plasma
precision
process
processing
production
progressive
sheet
spark
sparkle
steel
surface
technology
tool
work
workshop