英文關鍵字
accuracy
action
automated
burning
business
computer
construction
contemporary
conveyor
cutter
cutting
danger
details
digitally
drilling
energy
engineering
equipment
fabrication
fabricator
factory
industrial
industry
iron
laser
lasercutting
light
line
machine
machinery
machining
making
manufactured
manufacturing
materials
metal
metallic
metalwork
motion
operation
order
plasma
processing
product
production
robot
robotic
sheet
sparks
technology