英文關鍵字
ablaze
automated
automobile
blaze
business
cnc
computer
cut
cutting
danger
energy
engineering
equipment
factory
fire
flame
heat
industrial
industry
iron
laser
lasercutting
light
machine
machinery
machining
manufacture
manufacturing
mechanical
metal
modern
plasma
plate
precision
processing
production
robot
science
sheet
spark
sparks
steel
tech
technology
tool