英文關鍵字
boring
hole
iron
automated
tool
grinding
parts
mold
mill
press
machining
center
cam
tooling
cnc
milling
mould
computer
aids
manufacturing
solid
machine
carbide
cutting
processing
metalworking
manufacture
cut
technology
industry
industrial
metalwork
workpiece
molding
factory
engineering
process
metal
cutter
production
machinery
workshop
steel
equipment
material
fabrication