英文關鍵字
apparatus
automated
automatic
billet
business
cnc
computer
control
cut
device
enginery
equipment
fabric
factory
hole
holes
hydraulic
industrial
industry
iron
lattice
machine
machinery
machining
making
manufacturing
mechanism
metal
numerical
part
perforated
perforation
plant
plate
press
process
processing
production
programmable
punch
sheet
software
stainless
stamp
steel
technology
tool
ventilation
work
workshop