英文關鍵字
accuracy
action
automated
burn
burning
business
cnc
computer
conveyor
copy
cutting
danger
details
digitally
drilling
energy
engineering
equipment
fabricator
factory
fire
flame
heat
industrial
industry
iron
laser
light
line
lpg
machine
machinery
machining
manufacture
manufacturing
melting
metal
metallic
metalwork
plasma
precision
process
processing
production
sheet
steel
technology
tool
work