英文關鍵字
adhesive
aluminium
automatic
background
blade
business
cnc
computer
cut
cutting
detail
drill
drilling
engineering
equipment
factory
fetters
foil
frame
glass
gloves
guided
handle
hole
industrial
industry
knife
labourer
machine
machinery
manufacturing
mechanical
metal
plastic
precision
process
processing
production
protection
robot
roller
saw
screw
sharp
steel
technology
tool
window
work
worker
workshop